What mass of hydrogen is produced from the reaction of 50.0 g of Mg and 75.0 g of HCl? How much of the excess reagent is left over?

Mg + 2HCl → MgCl2 + H2

What's the primary difference between a scientific theory and a scientific law, is that a law?

Johnny wished to create a 0.300 M NaCl solution. Johnny only had 50.0 mL of water, however. To create his goal solution, Johnny knew he needed to know the molar mass of NaCl, which was.

The floor of heavier rock under the oceans is composed of

The [H3O+] in a cabernet sauvignon wine is 5.9 ' 10-4 M. What is the [-OH] in this wine?

What is the change of the oxidation number arsenic in the following reaction

A type of rock that undergoes changes because of heat and pressure

How many milliliters of a 1.25 molar HCL solution would be needed to react completely with 60 g of calcium metal Ca+2HCl - - > CaCl2 + H2

What mass of copper is required to replace silver from 4. oog ogre silver nitrate dissolved in water

What kind of bond would two nonmetals typically make?

Which statement best applies collision theory to preventing a dangerous reaction from occurring? Store the reactants together at a low pressure. Keep all sparks or flames away from the reactants. Store the reactants together at a low temperature.