How many liters of oxygen gas, at standard temperature and pressure, will react with 25.0 grams of magnesium metal?

2Mg + O2 yields 2MgO

If a measurement is said to be precise this means that it is what

Give the quantum number set for one electron in the 2p sublevel of a nitrogen (N) atom.

What mass of ammonia is formed when 3.75 grams of nitrogen gas react with hydrogen gas according to the balanced chemical equation: N2 (g) + 3H2 (g) - -> 2NH3 (g) ? 3.75 g 4.55 g 7.50 g 9.10 g

Which element has an atom with the greatest for electrons in a chemical bond? 1) As 2) N 3) Bi 4) P

Complex conversion between units may require using conversion factor

Youll get brainliest if you have it right! How much heat does 225 g of water gain when its temperature rises from 25%C to 32°C? A. 6.59kj B. 21.65 kj C. 0.376kj D. 30.12kj

Explain hydrocarbons as fue

How many grams of K2CO3 are needed to prepare a 400.0 mL of a 4.25M solution? 1.7 g 235 g 81.3 g 138 g

A student titrates an unknown amount of potassium hydrogen phthalate (khc8h4o4, abbreviated khp) with 20.46 ml of 0.1000 m naoh solution. khp has one acidic hydrogen. what mass (in grams) of khp was titrated by the sodium hydroxide solution?

Name these Ionic Compounds a. LiCl b. NaCl c. KBr