sethmaker9167 sethmaker9167
  • 29-12-2023
  • Chemistry
contestada

How many grams of CaH₂ are needed to generate 147 L of H₂ gas if the pressure of H₂ is 110 kPa at 20°C?
a) 64 g
b) 128 g
c) 192 g
d) 256 g

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