Which of these elements has the largest atom? *

phosphorous

magnesium

calcium

beryllium

Which of the following statements is true? Only some organs contain cells. All cells contain at least one tissue. Organs are made up of cells and tissues. Tissues are made up of organs and cells.

How many grams are in 3.8 moles of Li?

Deforestation typically

How many grams of h3po4 are in 255 ml of a 4.50 m solution of h3po4?

Water is a polar solvent and methane is a non-polar solvent. In which solvent is each of the following more likely to be soluble? a) vegetable oil, nonpolar b) benzene, nonpolar c) LiCl, ionic d) Na2SO4, ionic

Lewis diagram of Ozone

Name the feature of the ocean floor shown at A and describe how it's formed.

A certain element consists of two stable isotopes. The first has a mass of 62.9 amu and a percent natural abundance of 69.1 %. The second has a mass of 64.9 amu and a percent natural abundance of 30.9 %. What is the atomic weight of the element?

Nonmetals rarely lose electrons in chemical reactions because?

What is the mass of carbon in 500. g of octane?