Calcium and sulfur ionic compound or non ionic?

In Lewis dot diagrams, valence electrons are represented by dots around the atomic symbol. How many electrons should around an aluminum ion?

Which of the following is NOT an acceptable unit for reporting gas pressure? Atmosphere (atm) Torr mm of Hg mL

What is the movement of air from high-pressure areas to low-pressure areas? is the movement of air from high - pressure areas to low pressure areas.

Which of these descriptions are properties of salts? Check all that apply. are formed by the reaction of two acids are covalent bonds dissociate in water are electrolytes have low conductivity are a product of a neutralizing reaction

After one half life, the ratio of parent atoms to daughter atoms in a sample is 1:2. True or False

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda