Choose the answer that best describes what kind of substance ocean water is.

heterogeneous mixture

homogeneous mixture

When preparing dilute solutions of an acid, carefully pour - a. both liquids at once b. the acid into the container c. the acid into the water d. water into the acid?

mercury has a density of 13.6g/mol what volume of mercury must be taken to obtain 225g of the metal

Which of the following is the smallest? amino acids peptides polypeptides proteins

Where shouldn't a person stand in a lightning storm?

Why does summer happen based on the location of the sun and earth

What starting matirials do cells need for cellular respiration

What is the velocity of a wave with a frequency of 77 Hz and a wavelength of 200 m?

For the reaction: n2 (g) + 3h2 (g) ⇔ 2nh3 (g), at a particular temperature, the concentrations of n2, h2 and nh3 are 2.1 x 10-3 m, 3.2 x 10-2 m, and 1.8 x 10-1 m, respectively. calculate a value of k for this reaction

Empirical formula for 6. 63.52% Fe, 36.48% S

Name the term used for the configuration of a stereoisomer having R groups whose positions alternate from one side to the other side along the backbone chain.