A block of wood does not allow any light to be transmitted through it. The block of wood can best be described as

A. transparent.

B. opaque.

C. translucent.

D. invisible.

Name the metal with valency 3

Which of following increases the average kinetic energy of particles?

Is there an N-Cl bond in solid ammonium chloride?

Next Dllution and Stoichiometry Calculations: Mastery Test Select the correct answer If you are performing a stoichiometry problem and the only information you have to start is the molarity and volume of a solution used, what would you do? O A.

When an aqueous solution of KBr is electrolyzed, the following process occurs. KBr + H2O → KOH + Br2 + H2 Balance this equation and indicate the sum of the coefficients of all of the species 1. four 2. twelve 3. eight 4.

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