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Posts by Leona

Total # Posts: 21

Honors Physics
How do you determine the mass of fuel in a semi truck?

What is the mass percent of nitrogen in ammonium carbonate, (NH4)2CO3?

A class us planning a party. A pizza restaurant cuts each pizza into 8 slices. There are 32 students. How many pizzas does the class need to order for each student to have a slice? Explain

Convert 110 yards to miles. 110yd*0.9144m/1yd=100.584m Someone told me there is mistake but I can't figure it out?

if 1/2 years ago adam was 12, and 1/2x years from now he will be 2x years old, how old will he be 3x years from now

5th grade algebra
Kenneth has $5. He spends g cents every day. How much money does he have left after one week?

The distance d in miles that can be seen on the surface of the ocean is given by d = 1.6 h, where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 19.5 miles?

Volume problem: y=x^3, x=y^3; rotated about x-axis I first made y=x^1/3, then x^3=x^1/3 Then I tried to do an integration from 0 to 1 with x^1/3-x^3, but I can't get one of the possible answers, which are: A. 16/35π B. 16/7π C. 18/35 D. 7/2 E. 16π Any advice?


6th grade
how does respectfulness relate to being safe and responsible

Part 1 If 1/4 cup of Egg Beaters equals 1 egg, how much Egg Beaters do we need if we only want 1/3 egg? The solution should be expressed in cups. Part 2: Convert your answer in part 1 to tablespoons or teaspoons, whichever unit gives a whole number. Let E=quantity of Egg ...

A pack of 250 key blanks cost $23.50. What is the unit price? If each key costs a customer $1.75, and it takes 2 minutes for Darren to cut a key, how much does Darren make per hour? If Darren, as the business owner, pays himself $800 per week, how much profit (or loss) is the ...

is the 5-question approach to ethical decision making superior to the moral standards or pastin approach

Chloroacetic acid has a relatively large equilibrium constant, so at low acid concentrations it is necessary to use the quadratic equation in order to calculate the concentrations of the aqueous species. Ka for ClCH2COOH is 1.4 ´ 10-3. For the problems that follow, ...

A solution that is formed by combining 600. mL of 0.20 M NaOH with 400. mL of 0.40 M HNO3 has an H+ concentration of

5(8.85*10^-12)*(5*10^-6)/(1*10^-8) C=2.2125*10^-8C2/Nm

9th grade
a cube has a side that is (5x-3)centimeters long.a.what is its surface area?b.if x=3,what is its surface area

how mant moles are in 1.30g of (NH4)2SO4? answer in units of mol. today our teacher briefly went over this and doing my homework i totally lost it. and cant remember for the life of me what to do could you please help me and show me step by step what to do. thanks

Whicb moon would look the brightest from jupiter?

Corporate Finance
An investment today of $3,3OO is worth $10,000 IN 8 YEARS. At what rate has your investment been growing(annually) over the eight years ? For compounding rate of return: 3300*(1+r)^8 = 10000. so (1+r)^8 = 10000/3300 = 3.0303 My calculator has a nth root button -- so 1+r=1....

math fair projects
what are some good math fair projects Here are some broad ideas, I don't know your grade level. Use the Google search engine to find out details. Golden Mean Fiboccani numbers Discovery of Calculus The history of PI Archimedes Square yeah those are pretty good. a nice ...

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