Atomic Mass and Molar Mass
Across
- 2. The number of protons plus the number of neutrons. (two words) (no spaces)
- 5. In the equation q=mCΔT, ΔT is the change in ____ .
- 7. What is C in the equation q=mCΔT? (two words) (no spaces)
- 8. The mass of one proton is ___ amu. (write numbers as words)
- 10. Find the atomic mass of hydrogen. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 11. The atomic mass of an element in grams. (two words) (no spaces)
- 13. Find the atomic mass of Phosphorus. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 14. Find the atomic mass of Sulfur. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 15. Formula unit of sodium chloride.
- 16. The mass of one neutron is ___ amu. (write numbers as words)
- 17. Find the molar mass of carbon dioxide. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 19. How much heat is released when 150. g of iron cools from 525°C to 100°C? (Cp = 0.44 J/g°C) (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 26. 1 calorie/gram °C is the specific heat of ____ .
- 27. What is the abbreviation for molecule?
- 28. How many grams of NaCl are there in 2.5 moles of NaCl? (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 30. What is the molar mass of barium chlorate? (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
Down
- 1. What is m in the equation q=mCΔT?
- 3. How much heat is absorbed when 500. g of copper, Cp = 0.385 J/g°C, goes from 25.0 °C to 35.0 °C? (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 4. Find the molar mass of potassium permanganate. (round answer to nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 6. When you take the atomic mass of an element off of periodic table, you round to the ____ place.
- 9. The mass of 1 electron is ___ amu. (write numbers as words)
- 12. What does Cp mean? (three words) (no spaces)
- 18. Find the molar mass of zinc phosphate tetrahydrate. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 20. Find the atomic mass of Fluorine. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 21. In the equation q=mCΔT, q is the amount of ____ energy gained or lost by a substance.
- 22. 6.022x10^23 is ____ ‘s number.
- 23. Find the molar mass of sodium sulfate. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)
- 24. 4.184 joules/gram °C is the specific heat of ____ .
- 25. 6.022x10^23
- 29. Find the atomic mass of Nitrogen. (round answer to the nearest whole number) (write numbers as words) (no spaces) (ignore units)