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What experimental technique should you use to determine the enthalpy of a reaction?

Which lab technique employs Beer’s Law?

When you are dispensing stock solution into your graduated cylinder, you find that you have poured out too much solution. What is the best thing to do with the excess solution?

What experimental technique should you use to determine the concentration of an unknown acidic solution?

The formula =sum(B3:B7) in Excel will calculate

What is the molarity of Cu2+(aq) ions in a solution made by diluting 15.00 mL of a 3.50 M Cu(NO3)2 solution to a final volume of 100.00 mL?

For “Chemical Reactions” experiment, to test for the presence of NO3– ion, what reagent can be used?

If you wanted to enter a formula in Excel that would calculate the result of cell A1 multiplied by cell B1, you would enter

What experimental technique should you use to determine the density of an unknown substance?

How do you properly record measurements when using a 50 mL graduated cylinder?