Help please! Can’t figure this one out

The pseudo-order rate constant, or apparent rate constant, in equation (3) refers to a rate constant that appears in a pseudo-order rate law. It is called "pseudo" because it does not represent the true reaction order but is an effective rate constant obtained under specific conditions.

In the rate law for the reaction cC + dD → products, the rate is expressed as rate = k(C)^α(D)^β, where α and β are the unknown reaction orders.

a) The rate law for this reaction will be a pseudo β-order law in (D) when the concentration of D remains much larger than the concentration of C throughout the reaction. In other words, if the concentration of D is in excess compared to C, then the rate becomes solely dependent on the concentration of C, resulting in a pseudo β-order rate law.

b) To determine the value of β using the method of isolation, a series of experiments can be conducted.

If β is equal to 1, the reaction rate would be directly proportional to the concentration of D. By varying the concentration of D while keeping the concentration of C constant, multiple experiments can be performed, and the corresponding rates can be measured. Plotting the rate versus the concentration of D on a graph would yield a straight line with a slope of β, indicating that β is equal to 1.

If β is equal to 2, the reaction rate would be proportional to the square of the concentration of D. Similar to the previous case, different experiments can be carried out by changing the concentration of D while keeping C constant. The obtained rates can be plotted against the square of the concentration of D. If the resulting graph shows a straight line with a slope of β, it indicates that β is equal to 2.

Analyzing the experimental data and observing the relationship between the rate and the concentration of D in each case allows the determination of the value of β in the rate law.

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Answer:

70

Step-by-step explanation:

250 costumers who bought gas

72% of the costumer made an additional purchases.

find:

how many of the costumers made additional purchases?

solution:

250 - (0.72 x 250) = 70

The actual area of the bedroom is bigger than the actual area of the kitchen.

The area a rectangle occupies is the space it takes up inside the limitations of its four sides. The area of a rectangle is determined by its dimensions. A rectangle's area is essentially equal to the product of its length and breadth.

In the drawing, the kitchen is in the shape of a rectangle with dimensions of 12 cm × 27 cm.

Therefore, the area of the rectangle will be:

Area = Length × Breadth

Area = 12 cm × 27 cm

Area = 324 cm²

Now, the actual area of the bedroom is 300,000 cm².

Then the difference between the area,

difference = bedroom - kitchen

difference = 300,000 - 324 cm²

difference = 299676 cm²

Therefore, the area of the bedroom is bigger than the area of the kitchen.

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Answer:

Use the slope-intercept form to find the slope and y-intercept.

Slope: 2y-intercept: (0,3)

Step-by-step explanation:

Answer:

(0,3).

Step-by-step explanation:

for example, y=2x+3 tells us that the slope of the line is 2 and the y-intercept is at (0,3).

Answer:

67 inches

Step-by-step explanation:

Since the question is asking how many inches total do you have, we need to add up the 2 values given:

39 inches + 28 inches = 67 inches.

We can convert this to feet by dividing by 12:

67 in /12 in/ft ≈ a little over 5 and a half feet

Answer:

4

Step-by-step explanation:

4

\(\rule{60}{1}\:\:\:\rule{60}{1}\:\:\:\rule{60}{1}\:\:\:\rule{60}{1}\)

\(\diamond\large\blue\textsf{\textbf{Given question:-}}}\)

         Which of the statements below are true for linear functions?

         Select all that apply.

\(\diamond\large\blue\textsf{\textbf{\underline{\underline{Answer and how to solve:-}}}}\)

       The general equation for linear functions is \(\bold{y=mx+b}\).

The equation \(\bold{y=ax^2+bx+c}\) is the general equation for quadratic functions.

The equation \(\bold{y=ab^x}\) is the general equation for exponential functions.

Linear functions don't have a vertex, they have slope (m) and y-intercept (b).

One way we can define the slope of a linear function is

\(\bold{Slope=\dfrac{Rise}{Run}}\)

So we conclude that the right options are

\(\square\!\!\!\!\checkmark\) The general equation is y=mx+b.

\(\square\!\!\!\!\checkmark\) The slope of the graph is constant and can be defined as rise over run.

\(\rule{300}{1}\)

Answer: 26 minutes

Step-by-step explanation:

Assume that the total time spent in the morning which includes getting dressed, eating breakfast, making her bed, and driving to work is x.

Time getting dressed = ¹/₃x

Eating breakfast = 10 mins

Making bed = 5 mins

¹/₃x + 10 + 5 = 35 ½

¹/₃x + 15 = 35 ½

¹/₃x = 35 ½ - 15

¹/₃x = 20 ½

x = 20 ½ / ¹/₃

= 61.5 minutes

Total morning routine is is 61.5 mins

Time taken to drive to work is;

= 61.5 - 35 ½

= 26 minutes

There are 495 different possible orders for the group to choose from

To determine the number of different possible orders for the group, we can use the combination formula, which is:
C(n, k) = n! / (k!(n-k)!)
In this student question, there are 12 different main dishes (n = 12), and the group collectively orders 4 different dishes to share (k = 4).

So, we can plug these values into the formula:
C(12, 4) = 12! / (4!(12-4)!)
C(12, 4) = 12! / (4! * 8!)
C(12, 4) = (12 * 11 * 10 * 9 * 8!)/(4 * 3 * 2 * 1 * 8!)
The 8! terms cancel out, leaving:
C(12, 4) = (12 * 11 * 10 * 9) / (4 * 3 * 2 * 1)
C(12, 4) = 11,880 / 24
C(12, 4) = 495
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Answer:

simple

Step-by-step explanation:

The radius of the wheel can be solved from its given speed and RPM.

Converting km/h to m/min

speed = 66 km / h = 66000 m / 60 min

speed = 1100 m / min

Converting one revolution to meters

1100 m / min = 500 revolution / min ... (given)

500 revolutions = 1100 m

1 revolution = 2.2 m

Solving for the radius of the wheels in meters

1 revolution = 2.2 m

2 * pi * radius = 2.2 m

radius = 2.2 m / 2 * pi

radius = 1.1 m / pi

radius = 0.3501 m

The gateway arch in st. Louis, MO is approximately 630 ft tall, the same height of the Nickels would be in a stack is 98474.

Height of Gateway Arch in St. Louis, MO = 630ft tall

We are asked, how many nickels would be in a stack of the same

height when 1 nickel is 1.95 mm thick.

Convert height in ft to mm

1 ft = 304.8 mm

630ft = X

After Cross Multiply,

630ft × 304.8mm/1ft

= 192024 mm.

To find how many nickel would be in a stack of the same height

= Total thickness/ Thickness of 1 US dime

= 192024 mm/1.95mm

= 98473.8

≈98474 nickels

Therefore, the number of nickel that would be in a stack of the same height is 98474.

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Answer:

The percent of the book has he read is 36.04 %. Hence, the percent of the book has he read is 36.04 % or 36 %

Step-by-step explanation:

change ÷ original amount x100

480÷100= 4.8 = 1%

173÷4.8= 36%

Answer:

44.8 inches

Step-by-step explanation:

5.6x8

need to write something to let me answer

Answer:

44.8 inches

Step-by-step explanation:

Hope this helps

According to the information, we can infer that the histograms indicate that female students tend to have a higher frequency of studying times compared to male students during the week prior to their AP tests.

By comparing the histograms, we can observe that the frequency of studying times for female students is generally higher across all time intervals compared to male students. Female students have a higher frequency in each category, indicating that they spend more time studying than male students during the week before the AP tests.

To further analyze the distributions, we can also consider the measures of center and variation. The measures of center, such as the mean or median, would provide insights into the typical studying time for each group. Additionally, measures of variation, such as the standard deviation or interquartile range, would indicate the spread or variability of studying times within each group.

Accoding to the above, based on the provided frequency distributions, it can be concluded that female students tend to dedicate more time to studying during the week prior to their AP tests compared to male students.

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Hey there!

Let's solve this equation.

\(-6x-10=-40\)

Add 10 to both sides.

\(-6x-10+10=-40+10=-6x=-30\\-6x=-30\)

Divide both sides by by -6.

\(\frac{-6x}{-6} =\frac{-30}{-6}\)

Simplify the fraction by dividing -30 by -6.

\(-30/-6=5\\ x=5\)

x=5 is your answer.

Hope this helps!

\(\text{-TestedHyperr}\)

Answer:

Um.... Where is the picture??

Answer:

A = 20

B = 12.5

C = 10.2

Step-by-step explanation:

A = (10 + 20 + 30)/3 = 20

B = (5 + 10 + 15 + 20) = 12.5

C = (1 + 5 + 10 + 15 + 20) = 10.2

Answer:

the answer is c

Step-by-step explanation:

if it is a right triangle most of the time the 2 acute angles will most likely be 45 degrees

Answer:C.45 degrees

Step-by-step explanation:

135º+yº=180º

y=180º-135º

y=45º

Answer: The first three odd prime numbers are 3, 5, and 7. A number is a multiple of two but not three of these prime numbers if it is divisible by two of them, but not the third.

To find the number of numbers between 1000 and 2000 that are multiples of two but not three of the first three odd prime numbers, we can count the number of multiples of each pair of prime numbers and subtract the number of multiples of all three prime numbers.

There are 200 multiples of 3 and 5 between 1000 and 2000 (200 numbers for each, for a total of 200 * 2 = 400). There are 133 multiples of 3 and 7 between 1000 and 2000 (133 numbers for each, for a total of 133 * 2 = 266). There are 80 multiples of 5 and 7 between 1000 and 2000 (80 numbers for each, for a total of 80 * 2 = 160). There are no multiples of all three prime numbers between 1000 and 2000.

Thus, the total number of numbers between 1000 and 2000 that are multiples of two but not three of the first three odd prime numbers is 400 + 266 + 160 = 826.

Step-by-step explanation:

Answer:

f(x^4)=-5x^4+4

Step-by-step explanation:

Set up the composite function and evaluate.

Answer:

6

Step-by-step explanation:

Answer:

6 is answer

Step-by-step explanation:

The area of the parallelogram is 44 square units whose vertices are (0,0), (5,6), (9,2), (14,8).

The vertices are (0, 0), (5, 6), (9, 2), (14, 8).

Let A = (0, 0), B = (5, 6), C = (9, 2), D = (14, 8).

The area of the triangle ABC = 1/2|x₁(y₂ - y₃) + x₂(y₃ - y₁) + x₃(y₁ - y₂)|

Substitute the value.

The area of the triangle ABC = 1/2|0(6 - 2) + 5( 2 - 0) + 9(0 - 6)|

The area of the triangle ABC = 1/2|0 + 10 - 54|

The area of the triangle ABC = 1/2|-44|

The area of the triangle ABC = |-22|

The area of the triangle ABC = 22

So the area of the parallelogram = 2 × 22

The area of the parallelogram = 44 square units.

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The complete question is:

Find the area of the parallelogram whose vertices are listed. (0,0), (5,6), (9,2), (14,8).

On solving the provided question, we can say that - the radicals are as follows be = 3x^2|y| sqrt(7x)  

The square root or nth root symbol is called a radical. Expressions with square roots are referred to as root expressions. A radical's radicand is a number or phrase that appears there. The radicals 7, 2y+1, and so on are examples. The following phrases can also be used to describe radicals: Radical equations are equations contained within of radicals. The term "root expression" refers to the expression found inside the square root. Examples of radical representations are the numbers 2, 372, 2x+7, and 41p.

here,

the radicals will be - 7xy ∛(xy^2)

and   3x^2|y| sqrt(7x)  

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Answer:

No

Limit given:

point:

This value of u = 1  does not fall under the condition, "u is greater than 8".

Number line:

Answer:

No

Step-by-step explanation:

The given inequality is :

Therefore, the only solutions to this inequality must be greater than 8.

On substituting u = 1 in the inequality,

Answer:

the second

Step-by-step explanation:

refers to well-founded standards of right and wrong that prescribe what humans should do, usually in terms of rights, obligations, benefits to society, justice

Answer:

1/3

Step-by-step explanation:

The cone is three inches and the radius in one inch

Answer: Where is the picture

Step-by-step explanation:

Answer:

1. C. 52.51 cm3

2. C. 78.5 in3

3. A. 661.83 ft3

Step-by-step explanation:

just finished the quick check