The mass of cupric sulfate needed to make .5 liters of a .5M solution is

Select one or more:
a. 160 g
b. 80 g
c. 40 g
d. 64 g

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

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of