How does equation below demonstrate the law of conservation of mass?

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

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

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?