Perform the following calculations and report the answers to proper significant figures:

a.) 2.356 * 0.037

b.) 5.659 + 3.00 + 567

c.) 696.004 – 89.7 + 0.00054

d.) 75.6 * 832 / 0.076 / 950. A student needs 2365 mg of sample in the lab. The student weighs 2.65 grams on a top-load balance.

a.) Show the unit conversion from grams to milligrams using proper dimensional analysis, as shown in class. Show all steps and represent the work fully, showing all steps. Report answer to proper significant figures.

b.) How many extra milligrams of sample is weighed above and beyond what is needed?