Chemical Reaction Patterns: Mastery Test Su
5
Drag each tile to the correct location in the equation. Each tile can be used more than once, but not all tiles will be used.
Balance the equation with the correct coefficients.
2
3
4
5
C2H2 +
O2 →
CO2 +
H2O
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Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3