How much H2 is generated from the electrolysis of 150 grams of H2O

How electronegativity affects bond energy?

Which enzyme is likely to be active in the acidic environment of the stomach? A) pepsin B) trypsin C) amylase D) pepsin and trypsin

The process of manufacturing sulfuric acid begins with the burning of sulfur. What mass of sulfur would have to be burned in order to produce 1.00 kg of H2SO4? Assume that all of the sulfur ends up in the sulfuric acid.

As a quality control check, a sample of acetone is taken from a process to determine the concentration of suspended particulate matter. An 850 mL sample was placed in a beaker and evaporated.

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What is the connection between chemistry and synthetic materials?

The density of gold is 19.3 g/cm3. What is the volume of a 575 gram bar of pure gold?

How man kilo-calories of heat are required to raise the temperature of 225 g of aluminum from 20 C to 100 C? 0.59 kcal 3.8 kcal 38 kcal 85 kcal

In the reaction Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq), how many grams of hydrogen gas will be produced from 125.0 milliliters of a 6.0 M HCl in an excess of Mg

An element has an atomic number of 92 and a mass number of 234, how many neutrons are there?