04/19/23

Mass of Decay question see below for question

. The general decay of mass equation is 𝑀(𝑡) = 𝑀0 𝑒^kt, where M(t) is the mass ofsubstance at time t, in days, and M0 is the original amount. A chemist uses this equation to modelthe mass of... more
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04/18/23

Through how many radians does the minute hand of a clock rotate from 12:40 p.m. to 1:30 p.m.
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04/18/23

In seattlw the sun shines one out of every two days. IN a two-week period how many days of sun would you expect to have?
Need help explaining and setting this up for my third-grade son. It says to explain and show your thinking using pictures, words, and graphs.
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04/18/23

Help please due soon
determine the number of moles NaOH dispensed from the burst to completely react with KHP. 28 mL were dispensed. how do I get this to moles? My numbers aren’t coming out right.
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04/17/23

Chemistry Question
A small weather balloon launched at sea level starts out at a volume of 1,000 liters at 25 degrees C and 1.00 atm of pressure. What is its volume when it reaches an altitude of 40,000 feet where... more
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04/17/23

Question in desciption
A typical high-pressure cylinder of helium contains 200 grams of the gas. If all the gas is used to inflate 5-liter part balloons, how many balloons could you fill? Assume the balloons are at STP.... more
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04/17/23

Precalculus question 5
A vehicle purchased for $22,400 depreciates at a constant rate of 8%. Determine the approximate value of the vehicle 13 years after purchase. Round to the nearest whole dollar.
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04/17/23

AP Statistics help?
Mrs. Chavis's statistics class has 26 students in it, 14 girls and 12 boys.She uses a calculator to select two students at random to solve a problem on the board.(a) What is the probability that... more
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04/16/23

angular displacement
An athlete is performing a vertical jump. The first jump indicates max knee flexion prior to the jump. The knee flexion angle is 86 degrees and the time is 2.25 seconds. At peak height, the knee... more
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04/16/23

For an object having a mass of 10 times the day given in the previous section, calculate the weight of the object on the moon assuming acceleration due to gravity on the moon is 1.6 m/s2 Show all work
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04/15/23

What is the volume occupied by 0.17 grams of gaseous H2S at 27◩C and 380 torr?
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04/14/23

Please Help, It's for school homework. TYSM to whoever does.
At a particular restaurant, each pizza roll has 70 calories and each mini hotdog has 60 calories. A combination meal with mini hotdogs and pizza rolls is shown to have 1140 total calories and twice... more
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04/14/23

hello i am having trouble solving this question . i used the product rule first and then the chain rule

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04/14/23

Velocity Integral Question
Suppose that a particle travels with velocity v(t) = p81 − (t − 9)2meters per second between t = 0 and t = 18 seconds.1. Write a function for how far the particle has traveled after x seconds.... more
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04/14/23

how many molecules are in 75.8 g of NaCl?
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04/13/23

Definite integration help
The probem is if integral (upper 12) (lower 2) f(x)dx = 17 and integral (upper 12) (lower 5) f(x)dx = 7, the find the following. integral(upper 5) (lower(2) f(x)dxI know the answer is 10, but why... more
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04/13/23

Algebra 1 benchmark

Consider the following arithmetic sequence, defined recursively:a1 = 19An =An-1-4Select the explicit formula for this sequence:A: An = 19 + 4(n -1)B: An = 19 ‱ 4(n - 1)C: An = 19 - 4(n - 1)D: ... more
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04/12/23

A sample of an unknown gas weighing 0.144 grams has a volume of 275 mL at 755 mmHg and 97°C. What is the molar mass of the gas?
Ideal law, show work please
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04/12/23

pre calc question
4x^3-9x-14Find all zeros of f(x)=4x3-9x-14. Enter the zeros separated by commas. Enter exact value, not decimal approximations.
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04/12/23

Find the area (in square units) of the region under the graph of the function f on the interval [5, 7].f(x) = 4e^x − x
^^
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04/12/23

Find the area (in square units) of the region under the graph of the function f on the interval [1, 9].
f(x)=1/x
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04/12/23

Static Equilibrium
Please help me answer the following question, please provide steps, and work. I know the question is specific, but I did not come up with it. Thanks!Question:In the movie, The Matrix Reloaded, Neo... more
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04/12/23

If a fair die is rolled 5 times, what is the probability, to the nearest thousandth, of getting exactly 0 twos?
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04/11/23

pre calc question
f(x)-= x+5/x+8f^-1(-8)=
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04/11/23

Find the indefinite integral by making a change of variables. (Use C for the constant of integration.) (x + 5) 3 − x dx

Find the indefinite integral by making a change of variables. (Use C for the constant of integration.)(x + 5)3 − x dx
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