What is a Agricultural waste used as fuel is an example of a?

Gas A effuses 0.68 times faster than gas B. If the molar mass of gas B is 17 grams, what is the mass of gas A?

Calculate the ph of a solution prepared by mixing 40.0 ml of a 0.02 m hcl solution with 200.0 ml of 0.20 m hcn solution. assume volumes to be additive ka for hcn=1.0x10^-10

How is a nonrenewable source different from a renewable one

Which solution has the greatest number of hydroxide ions? baking soda, pH = 9milk, pH = 6tomato juice, pH = 3.5vinegar, pH = 2

What might happen to cause scientists to change the model of the atom?

if 5.50 mol of calcium carbide (CaC 2) reacts with an excess of water, how many moles of acetylene (C 2 H 2), a gas used in welding, will be produced? CaC2 (s) + 2H2O (l) Ca (OH) 2 (aq) + C2H2 (g)

Jamal was riding his bike home at a speed of 12 mph. On his trip out, he had travled. 8 miles away from his house. He has been travleing for a half hour at this speed

3. Which means of particle transport requires input of energy from the cell? diffusion osmosis facilitated diffusion active transport

Which best describes a spontaneous process as it relates to the second law of thermodynamics? It destroys heat. It requires work. It creates energy. It occurs naturally.

What mass (in mg) does 2.63moles of nickel have?