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

How does a large body of water, such as the ocean, influence climate?

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth

Who examines and coordinates the cleanup of polluted sites?