04/15/22
How many individual H atoms are in a sample of C2H4Cl2 that also contains 12.1 grams of chlorine?
I really need help with this question. I have no clue how to put it into a formula that I can solve to get the answer.
03/23/22
Calculus Question
Use the given information to find f '(9) f(x) = g(x)h(x)g(9) = 8 and g'(9) = 9h(9) = 4 and h'(9) = -6f'(9) =
03/11/22
Olivia can clean the house in 3 hours, while Harry can clean the house in 8 hours. If they work together, how long, in hours, will it take Olivia and Harry to clean the house?
Round to two decimal places if necessary.
03/09/22
How many moles of lithium nitrate will be needed to make 2.45 moles of Pb(NOg)4, assuming that you have an adequate amount of Pb(SO4)2 to do the reaction?
I'm completely lost on this one. Help!
02/28/22
Easiest to walk up? 1/4, 3, 1/7, 1
02/27/22
Please help! 2H2+ Oz--> 2H20 How many moles of oxygen are needed to react with 13 moles of hydrogen?
I just don’t understand these topics and I need more background information so I can figure everything out..
02/25/22
± Conversions Involving Moles
The mole is defined as the number of atoms in exactly 12g of carbon-12. The mole equals 6.022*10^23 items of whatever you are counting. This number is also called Avogadro's number, after Amadeo...
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02/24/22
finding slope using coordinates
what would be the slope of the coordinates (0,5) and (1,23)
02/24/22
finding slope using coordinates
what would be the slope of the coordinates (21,0) and (4,0)
02/24/22
math question ALeks
A construction crew has just finished building a road. The road is 9 kilometers long. If the crew worked for 4 4/5 days, how many kilometers of road did they build each day? (Assume they built the...
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02/22/22
Hawks Learning 7.4 for finite math
A bag of 11 marbles contains 7 marbles with red on them, 4 with blue on them, 5 with green on them, and 5 with red and green on them. What is the probability that a randomly chosen marble has...
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02/10/22
Write a compound interest function to model $15,000 invested at a rate of 2.8% compounded continuously then find the balance after 2 years
Write a compound interest function to model $15,000 invested at a rate of 2.8% compounded continuously then find the balance after 2 years
02/01/22
Help with pre calc
Jing borrowed $22 000 for a second-hand vehicle. She pays $450 per month for 6 years on a monthly basis. What is the monthly compound interest rate on this loan?
What is the instantaneous rate of change given these business numbers?
-A man has 61 clients -Clients are growing at a rate of 2 per year.-His profits are 631.42 per client per year. -His profits are dropping by 12.41 per client per year. What's the instantaneous rate...
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01/20/22
Assume that x and y are both differentiable functions of t and find the required values of dy/dt and dx/dt.
a) Find dy/dt, given x = 8 and dx/dt = 12b) Find dx/dt, given x = 1 and dy/dt = −9
01/10/22
Math for College Readiness (yes or no question)
Does the graph of the straight line with slope of 5 and y- intercept of -1 pass through the point (1,-2)?
12/16/21
Tommy is bundling magazines to recycle. He notices that 4 magazines weigh 8/3 pound in all and that the magazines all weigh the same amount. What is the unit rate for pounds per magazine?
What's the unit rate for each magazine.
12/05/21
using avogadros law
Methane gas and oxygen gas react to form water vapor and carbon dioxide gas. What volume of carbon dioxide would be produced by this reaction if 2.3 m3 of oxygen were consumed?
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