In 1993 the minnesota department of health set a health risk limit for cadmium in groundwater of 4.00 μg. suppose an analytical chemist receives a sample of groundwater with a measured volume of 76.0 ml. calculate the maximum mass n micrograms cadmium which the chemist could measure in this sample and still certify that the groundwater from which it standards came met minnesota department of health be sure your answer has the correct number of significant digits.
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Chemistry, 21.06.2019 23:50
2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit
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Chemistry, 22.06.2019 08:30
For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)
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Chemistry, 22.06.2019 13:50
Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
Chemistry, 22.06.2019 14:30
Calculate the mass of carbon in 97.0 g of sucrose c12h22o11
Answers: 3
In 1993 the minnesota department of health set a health risk limit for cadmium in groundwater of 4.0...
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