How does water get to the leaves in the top of the tallest trees against the force of gravity?

How many electrons are transferred between the cation and anion to form the ionic bond in one formula unit of each compound? (1 electrons, 2 electrons, 3 electrons, 4 electrons) ? NaCICaSBaOKBrLiF

The number 40 in the name calcium-40 represents A. the atomic number B. the number of protons in the atom C. the sum of the protons and neutrons D. none of these

A sample containing only carbon, calcium, and nitrogen is analyzed in a combustion train, producing solely carbon dioxide, calcium oxide, and nitrogen dioxide. The reaction of a 426.74 mg sample of the unknown produces 298.

What is the mass of potassium chloride when 6.75 g of potassium reacts with an excess of chlorine gas? the balanced chemical equation is:?

What type of compound is always an electrolyte?

To what chemical reaction class does this reaction belong? 2 mg (s) + o2 (g) 2 mgo (s)

Which best illustrates how particle arrangement changes when solids change into liquids

Express in scientific notation (6.0x10^4) (3.1x10^-1)

How do you measure the mass of a liquid?

Given the following information, calculate the mass for B-11. B-10 has a natural abundance of 19.9 percent, while B-11 has a natural abundance of 80.1 percent. The mass of B-10 is 10.013 amu.