What is the key difference between a liquid and a gas?

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.

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?

What is the morality of 2.50 l of solution that contains 1.85 mol of anhydrous sodium tetraborate?