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Which substances has greatest density?
Which choice best describes the degree of uncertainty in the measurement 16.30 g?
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?
A sample of an experimental medication was calculated to contain 0.392 g of active drug. How many milligrams is this?
What is the reading of the buret shown?
What is the numerical value of 1.2 × 1.222?
Express your answer using the correct number of significant figure?
Absolute Zero Temperature is
A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce the fever of an infant weighing 8.5 pounds. The number of milligrams of aspirin that should be administered is
What is 6.5 m converted to inches? 2.54 cm = 1 in
Which of the following causes a chemical change?
Perform the following calculation. Round your number to the correct number of
significant figures:
203 – 95.43
What temperature is 75°F on the Kelvin scale?
If gasoline sells for 95.4 cents per liter, what is its cost on a per gallon basis? 1 L = 1.06 qt, 4 qt= 1 gal
At what temperature water boils?
Based on the above figure, which substance is solid ?
Which choice best represents the length of a river?
A child weighs 50.0lbs. What is the weight in kilograms? Given that 2.205lb= 1kg
1 cm3=
What is the unit of volume in SI system?
All of the following are examples of matter except
Which one of the following is a homogeneous mixture?
In which of the following is the metric unit paired with its correct abbreviation?
What is the volume of a gold nugget that weighs 2.20 kg? The density of gold is 19.3 g/cm3
Which of the following is a not a pure substance?
What is the standard notation for 7.5E-5?
