What is the atomic number of the element shown?
O A. 26
B. 27.0
C. 40.0
D. 1...
Chemistry, 10.11.2020 01:00 lover23707
What is the atomic number of the element shown?
O A. 26
B. 27.0
C. 40.0
D. 13
Answers: 1
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Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
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How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
Answers: 3
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