A doctor\'s Order is 0.125 g of ampicillin. The liquid suspension on hand contai

Question

A doctor's Order is 0.125 g of ampicillin. The liquid suspension on hand contains 250 mg/s. How many milliliters (mL) of the suspension are required? 0.0025 mL 3.0 mL 2.5 mL 6.1mL 0 0061mL Which of the following measurement has four significant figures? 0.0005 m 5100m 0.0051 m 0.5100 m 5100.0 m The boiling point of ethanol is 78.4 degree C. What is this temperature on Fahrenheit (degree F) scale? 75.6 degree F 83.5 degree F 166 degree F 173 degree F 212 degree F A nugget of gold with a mass of 521 g is added to 50 0 ml of water. The water level rises to a volume of 77.0 ml. What is the density of the gold? 19.3 g/ml 6.77 g/ml 10.4 g/ml 4.10 g/ml 6.77 g/ml The number 0.0000613 expressed in exponential notation is 6.13 times 10^-2 6.13 times 10^-3 6.13 times 10^5 6.13 times 10^-5 6.13

Explanation / Answer

1) 1g = 100mg 0.125g = 125mg

calculate how many mg in 1ml

250mg / 5ml = 50mg / 1 ml

so 1ml of solution contains 50 ampicilian

the doctor ask for 125mg

125mg / 50mg/ml = 2.5ml

so the answer is C

2) D 0.5100m

3) D 173 F

4) A

5) D 6.13*10^-5

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