Chemistry. Please help me to answer these questions.

1.a.

1.b.

A quarter has a mass of 0.0060 kilograms and a volume of 1.1 milliliters. Set up the problem below and calculate the density of the quarter in grams/milliliter. 0.0060 kg 1.1 mL g/mL Based on your calculation, will the quarter float or sink in water? ] float sink Drag and drop your selection from the following list to comp 1000 kg 1 mL 1 g 1000 L 1000 g 1 L 1000 mL 1 kg Carry out the following mathematical operations and answer the questions that follow. 55.491 + 81.93 The result of this calculation will have decimal place(s) and should be reported as 80.097 - 61.6 1 4 The result of this calculation will have ial place(s) and should be reported as 2 55.491 X 81.93 3 0 The result of this calculation will have cant figure(s) and should be reported as 5 80.097/61.6 The result of this calculation will have significant figure(s) and should be reported as