Which of the following expressions has the smallest value. Write JUST THE LETTER. a. (-3)' b. (-30)° c. (-3) d. (-3)° 3. e.
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Q: 15 please by easy way to explain step by step and must use provide formula given answer is 75.1
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- One mole of Gold (Au) atom has a mass of 197 g. We know that the density of gold is 19.30 g/cm3 in room temperature. Using those numbers, answer the following questions: a) What is the mass of a single gold atom in kg? b) Assume that gold atoms sit in a perfect cubic crystal structure. Estimate the distance between two gold atoms in meters. c) If we have a gold cube of 6 cm on each side, how many atoms can we fit along the edge of each side of the cube? d) What would be the mass, in kilograms, of the gold cube we discussed in part (c) (measuring 6 cm on each side)?14 please need help, keep in mind the 7 basic units and watch the sig figs thank you so much.Please answer question and just send me the paper solutions asap dont type the answer question 13ab ASAP please i really need it
- 34. The mass of a sample of nickel is 11.74 g. It contains A. 4.287 x 1022 atoms B. 1.205 x 1023 atoms C. 1.174 x 1023 atoms D. 1.869 x 1023 atoms E. 3.256 x 1023 atoms1. Which of the following below is equivalent to 50.0 μC : a. 5.0 x 10 -6 C b. 5.0 x 10 -5 C c. 50.0 x 10 -5 C d. 500 C e. 5000 C5. A large sheet of construction paper measures 20mm by 15mm and the volume is 4mm³, where V=lwt( please show work ) A. What is the thickness (t) of the paper in millimeters? (10^-3) B. What is the thickness of the paper in micrometers?(10^-6)
- 4) Please need the correct answer to this problem with a full explanation and methods and how you get the answer, please.89) Try to solve this question, no handwritten, only typing32. A butt refers to a wooden barrel that holds a volume of wine equal to exactly 126 U.S. gallons. If a bottle of wine holds 750. mL, how many full bottles of wine are supplied by 2 butts?