Select the best answer for the following density related questions.                   1) If the weight of the reading were erroneously high, the calculated density would be:                         A) too high                  B) too low                   C) unaffected                   2) If the measured volumes were erroneously high, the calculated density would be:                         A) too high                  B) too low                   C) unaffected                  3) If the volume of the unknown solid was measured by displacement of sea water solution, instead                  of deionized water (DI water) displacement, the resulting density of the metal would be:                         A) too high                  B) too slow                 C) unaffected

Identify thenumber of significant figures in thefollowing number 40.00

A student measured a a volume of liquid as 76.82 mL, and later found out it was 75.82 mL. Calculate the percent error

Identify thenumber of significant figures in thefollowing number 65200.080

Identify the name of the following molecule V2O5

Do the following calculation and write the answer in proper number of significant figures 78.025 + 2 =

Do the following calculation and write the answer in proper number of significant figures 58 / 12.5 =

If a Bunsen burner gives a yellow flame, which of the following part is needs an adjustment?

Identify the name of the following molecule Mg(NO3)2

Identify thenumber of significant figures in thefollowing number 15.026