If 7.00 moles of nitrogen react, how many grams of ammonia (NH3) gas will be produced at STP? Round your answer to the nearest whole number. PLZ HELP I'LL AWARD BRAINLIEST

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml