In the reaction of nitrogen gas n2 with hydrogen gas h2 to form ammonia gas nh3, how many moles of hydrogen are needed to react with 1.22 mol of nitrogen

Which is the correct order of Earth's layers from the surface to the center?

What is the name of the compound with the formula NaHCO3?

6. What is a polyatomic ion? (You should also memorize the name, formula, and charge of the polyatomic ions listed in the lecture materials)

What does Boyle's law state about the relationships among temperature, volume, and pressure? When the pressure of a gas decreases, the volume and the temperature of the gas both increase.

Spring tides happen when? A.) The sun, the moon, and Earth are aligned. B.) The sun and moon are at right angles to the earth. C.) The earth is facing the moon. D.) The earth is facing away from the moon.

Lake michigan holds 1.35 x 10^15 gallons of water

N which orbitals would the valence electrons for selenium (Se) be placed? s orbital and f orbital s orbital only s orbital and p orbital d orbital only

Anne prepares a solution of copper nitrate with a concentration of 30 g/dm³. What mass of copper nitrate did she add to 100cm³ of water, in grams?

Chemists classify an element an element as a metal based on what physical properties

What is the mass of 222 ml of ice if the density of ice is 0.92 g/ml?