00 During the experiment, black pepper was added to the water as it boiled strongly, and the pepper moved in a circular pattern from the top of the water to the bottom and back again. What
does the circular pattern of the pepper represent?

What is formed when amino acids form long chains or polymerize

The density of benzene at 15 °c is 0.8787 g/ml. calculate the mass of 0.1500 l of benzene at this temperature. enter your answer in terms of grams

The equation below shows a chemical reaction. a + b + heat —> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.