15. Groups 3 through 12 in the periodic table are designated as the c. d region a. s region b. p region d. f region

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

What is the molar mass of a gas that has density of 2.054 g/l

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.