If 0.5 kg ball at the top of a hill has 2000 joules of potential energyfast m/s will it be rolling at the bottom of the hill if you ignare friction?

If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared

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

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.