A chemist measures the amount of nitrogen gas produced during an experiment. He finds that 147g of nitrogen gas is produced. Calculate the number of moles of nitrogen gas produced.

A block of wood has a height of 10 m, a length of 2 m, and a width of 2 m. What is the volume of the block? A. 14 m³ B. 20 m³ C. 40 m³ D. none of the above

The state of matter for an object that has both definite volume and definite shape is

Express each of the following to four significant figures 3983.4 444.18 189100 33100 6.302*10-4 5.0472*10-4

What is the difference between foliated and nonfoliated

A blood sample is diluted by placing 0.2ml of the blood in a tube and filling the tube to the 5ml mark with a solution. what percent of the solution represents whole blood?

Which process creates food for plants in order to maintain homeostasis? Breathing Cell division Cellular respiration Photosynthesis

What is the percentage composition of soap (C12H35COON) ?

Which of the following pairs of elements are likely to form ionic compounds? Check all that apply. sodium and potassium nitrogen and iodine potassium and sulfur chlorine and bromine helium and oxygen magnesium and chlorine

What are some examples of things you expect to see when observing a chemical reaction?

Which of the following radioactive emissions is the least penetrating, aloha particles, beta particles or gamma rays