Chemistry- C3 Part A 0.0 / 5 ? ChemistryQuantitative ChemistryGCSEAQA Created by: 13clarkenCreated on: 19-03-18 19:25 75341021896 Across 1. ?= Mass in g (of an element or compound)/Mr (of the element or compound) (6, 2, 5) 6. 6.02 x 10 to the power of 23= ... constant (8) 7. Mr= Relative ... mass (7) Down 2. Ar= Relative ... mass (6) 3. ?=Mass of gas/Mr of gas (6, 2, 3) 4. No atoms are created or ... (9) 5. Reactions stop after one ... is used up (8) 8. If mass changes, then a ... is involved (3) 9. A ... is an amount of a substance with loads of particles (4) 10. Mass is always ... in a chemical reaction (9)
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