What is the mass of water that results from combining 2.0 g of hydrogen with 16.0 g of oxygen?

A. 14.0 g

B. 16.0 g

C. 18.0 g

D. 20.0 g

What pressure would have to be applied to a 27.2-mL sample of gas at 25 °C and 1.00 atm to compress its volume to 1.00 mL without a change in temperature?

What is the mass in grams of ONE acetic acid molecule, CH_3COOH? A. 3.61 x 10^{25} B. 60.0 C. 9.97 x 10^{-23} D. 7.31 x 10^{-23} E. 6.02 x 10^{-23}

Which elements do hydrogen fuel cells combine to produce electricity? A) Hydrogen and Oxygen B) Hydrogen and Carbon C) Hydrogen, Oxygen and Nitrogen D) Hydrogen, Carbon, and Nitrogen

What could go wrong in a science lab?

Hello my question is the element of zinc is represented by the abbrevaition What

Molybdenum has a molar mass of 95.94g/mol. How many molecules of molybdenum are in 150.0 g of molybdenum

Describe a way that people might be able to solve each envioronmental problem listed below. coal mining can harm habitats and cause pollution.

A sample of methane gas occupies 4.50 gallons at a temperature of 80.0 F. If the pressure is held constant, what will be the volume of the gas at 100. degrees C?

Jack wants to know if it takes longer for warm water to freeze into ice cubes than cold water, so he performed the following experiment. Jack placed 50 mL of water in the refrigerator and allowed it to cool to a temperature of 4°C.

How to calculate average concentration