Which of the following is the best classification for fossilized burrows dug by ancient clams? Calcified Fossils
Trace Fossils
Petrified Fossils
Carbonized Fossils

Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition