A graduated cylinder initially contains 25.6 ml of water. Then a piece of metal is dropped and the water level rises to 39.5 ml. What is the volume of the metal?

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Question 13
A graduated cylinder initially contains 25.6 ml of water. Then a piece of metal is
dropped and the water level rises to 39.5 ml. What is the volume of the metal?
39.5 ml
13.9 ml
65.1 ml
none of the above
Which choice best describes the degree of uncertainty in the measurement 16.30 g?
O+- 0.1g
O +- 0.01 g
The uncertainty cannot be determined without additional information
O +- 1.00g
O The quantity is exact.
Transcribed Image Text:Question 13 A graduated cylinder initially contains 25.6 ml of water. Then a piece of metal is dropped and the water level rises to 39.5 ml. What is the volume of the metal? 39.5 ml 13.9 ml 65.1 ml none of the above Which choice best describes the degree of uncertainty in the measurement 16.30 g? O+- 0.1g O +- 0.01 g The uncertainty cannot be determined without additional information O +- 1.00g O The quantity is exact.
30
31
What is the reading of the buret shown?
30.25ml
30.30ml
30.20ml
O 31.0ml
A sample of an experimental medication was calculated to contain 0.392 g of active
drug. How many milligrams is this?
3.92 *10-1 mg
392 mg
O 3.92 10-4 mg
O0.0392 mg
Transcribed Image Text:30 31 What is the reading of the buret shown? 30.25ml 30.30ml 30.20ml O 31.0ml A sample of an experimental medication was calculated to contain 0.392 g of active drug. How many milligrams is this? 3.92 *10-1 mg 392 mg O 3.92 10-4 mg O0.0392 mg
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