What is three examples of trace fossils

Which mineral above would be the most difficult to scratch?

What is the mass in g of 0.850 mol of H atoms?

A chemical reaction was used to separate a sample into its components. What conclusion about the sample can be formed based on the technique used? A. It was a pure substance. B. It was a compound. C. It was a heterogeneous mixture. D.

Cabbage juice turns pink in solutions with pH below 7 and green in solutions with pH above 7. You drop some cabbage juice in a sink full of soapy dishes and in a glass of soda. The cabbage juice is green in the soapy water and pink in the soda.

What is the oxidation number of Br in BrCl

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