What does a vesicular rock mean

Two people must have the same speed and velocity if

Balanced equation of acetic acid and sodium oxide

The atomic mass of gallium is 69.72. The density of iron is 7.87. The atomic mass of iron is 55.847. Calculate the number of gallium atoms in one ton (2000 pounds) of gallium. (Enter your answer to three significant figures.)

When vinegar and baking soda are combined, bubbles begin to form. Bubbles are evidence of a chemical reaction because they - A. pop when they are touched. B. show that a gas is forming. C. form at a fast rate. D. are generally transparent.

Which process is a genetic engineering process? 1) exposing food to radiation, which causes mutation in the genes 2) removing DNA from cells of the food 3) replacing some genes of the food with genes from other species 4) protecting food with an

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