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What mass of sodium formate must be added to 400 mL of 1.00M formic acid to produce a buffer solution with a pH of 2.50?
How many millimoles of KSCN is in 750 mL of 3.25×10-3 M solution?
How many moles of carbon are in 333 mg of CaC2O4.
Find the number of Na+ ions in 2.92 g of Na3PO4
A method of analysis yields masses of gold that are low by 0.4 mg. Calculate the percent relative error caused by this result if the mass of gold in the sample is: (a) 500 mg; (b) 150 mg
as a student who understands what chemistry is and how it is studied, prepare a brief message to present to new students on the importance of the laboratory in the study of chemistry and give reasons why they should not enter and conduct experiments in the laboratory without instructions from the teacher or laboratory technician
- A pill weighing 325mg contains Captopril, a medication for high blood pressure. What is the concentration of Captopril in ppm?
- A patient is given 1000mL of 5 percent glucose C6H12O6 solution intravenously in a 12 hour period. How many grams of glucose did the patient receive per hour?
- A pill weighing 325mg contains Captopril, a medication for high blood pressure. What is the concentration of Captopril in ppm?
- A patient is given 1000mL of 5 percent glucose C6H12O6 solution intravenously in a 12 hour period. How many grams of glucose did the patient receive per hour?
Explain the differences of organic and inorganic compounds with examples?
Describe three methods for the determination of Mn in steel.
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