Why does ice float? ice is less dense than water. ice is denser than water. ice has a lower ph than water. ice has a higher ph than water.

The modern periodic table has groups.

Can someone me with 1 to 4 plz. fast

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.