What is 1s2, 2s2s, 2p6, 3s2, 3p5

Which of these is a flat topped under water volcano? select one: a. guyot b. ocean trench c. abyssal plain d. seamount

Which of the following statements about the compound HCl is true? The physical and chemical properties of HCl are different from those of H2 and Cl2. Only the physical properties of HCl are different from those of H2 and Cl2.

When sodium atoms (Na) and chlorine atoms (Cl) join to make sodium chloride, or table salt, they form an ionic bond.

If you know the number of moles in a sample of a substance, which of the following do you also know about that sample?

Given the equation representing a reaction: Cd + NiO2 + 2H20 → Cd (OH) 2 + Ni (OH) 2 Which half-reaction equation represents the oxidation in the reaction?

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