How many grams of cl2o7 react with an excess of h2o to form 56.2g of hclo4

How can a substance gain energy and still be frozen

A 23.5g aluminum block is warmed to 65.9°C and plunged into an insulated beaker containing 55.0g water initially at 22.3°C. The aluminum and the water are allowed to come to thermal equilibrium.

What will the pressure of a gas be that contains 4.00 moles at a temperature of 88˚C in a container with a volume of 5.00 Liters?

Calculate 24*10^ (24) atoms of helium

How many moles of KClO3 reacted if 9 moles of O2 were produced in this reaction: 2KClO3 → 2KCl + 3O2

Which does not add to the reliability of a scientific source of information? displaying data in a colored chart clearly identifying the sources of the data explaining how the data was collected showing that many scientists had reviewed the

Given that pH + pOH = 14, what is the pH of a solution if its pOH is 12.4?

How long does it take to anser this quesiton fist one gets brialyest

Which of the following quantities is conserved in a chemical reaction

Describe soda on the effect of baking stomach contents with ph4