2A1 + 6HCI - 2AlCl3 + 3H2
If 3.00 grams of H2 were produced, how many grams of Al
reacted? (Molar mass of Al = 26.98 g/mol, molar mass of H2 =
2.016 g/mol)

Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g.  what is the percent by mass of water in the hydrate?   %

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied

How can liquids be seperated by density a the liquids are absorbed onto a paper b the liquids are turned into seperate vapors c the liquids are collected as they evaporate d the liquids are allowed to seperate into layers