2Al + 6HCl → 2AlCl3 + 3H2 If 3.0 grams of H2 were produced, how many grams of Al reacted? (Molar mass of Al = 27 g/mol, molar mass of H2 = 2.0 g/mol) ___ grams

If 4.50 mol of ethane, C2H6, undergo combustion according to the unbalanced equation C2H6 + O2 CO2 + H20, how many moles of oxygen are required?

In the Chemical formula H 2o which description explains what the two represents

In a bottle of coke which would you expect to be higher, the concentration of H + or the concentration of OH+? Why?

Which organism would be most likely to cause damage to a corn crop during a wet summer?

Which is usually associated with a faster reaction rate? A. diluting a solution of the reactants B. adding modeling clay to the reactants C. removing heat energy from the reactants D. using a solid with a high surface area in the reactants

How do organisms change and why do they change

Which human body system does Erythrocyte most resemble and why

Magnesium reacts with hydrochloric acid to produce magnesium chloride and hydrogen gas the reactants in this reaction are

CH4 + 202 + CO2 + 2H2O How many grams of CO2 will be produced from 15.0 g of CH4 and 114 g of O2?

A student titrates an unknown amount of potassium hydrogen phthalate (KHC8H4O4, often abbreviated KHP) with 20.46 mL of a 0.1000-M NaOH solution. KHP (molar mass 5 204.22 g / mol) has one acidic hydrogen.