PLZ HELP AS SOON AS POSSIBLE A granite slab has a density of 2.7 g/cm3. What is the mass of a 2-cm-thick countertop that is 0.6 m x 2.5m? how many grams is this?

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.