Chemistry, 29.06.2019 14:00 CoolRahim9090
You have at your lab bench the following chemicals: nah2po4 (s), na2hpo4 (s), na3po4 (s), nh4cl(s), nach3coo(s), 1.0 m ch3cooh(l), 1.00 m nh3, 1.00 m naoh, 1.00 m hcl, and deionized water. you also have standard glassware available. describe how you would make 500 ml of buffer with a ph of 5.00 using only pure materials and deionized water so that the total concentration of the conjugate acid/base pair is 0.200 m
Answers: 3
Chemistry, 21.06.2019 23:00
What is the molecular formula for a compound that is 46.16% carbon, 5.16% hydrogen, and 48.68% fluorine? the molar mass of the compound is 156.12 g/mol
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Chemistry, 22.06.2019 00:00
What is the result of multiplying (2.5 × 1010) × (2.0 × 10-7)? a. 5.0 × 103 b. 5.0 × 10-3 c. 5.0 × 1017 d. 5.0 × 10-17
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Chemistry, 23.06.2019 00:00
How many peaks will be present in a mass spectrum for brcl?
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You have at your lab bench the following chemicals: nah2po4 (s), na2hpo4 (s), na3po4 (s), nh4cl(s),...
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