A ____________ is a chemical solution that keeps ph within normal limits by absorbing excess hydrogen, or h+, ions and hydroxide
2 answers:
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Answer:
n = 1.075 moles
Explanation:
Given that,
Mass of oxygen = 34.4 gram
The molar mass of oxygen gas = 32 g/mol
We need to find the number of moles of oxygen. We know that,
No. of moles = given mass/molar mass
So,
So, there are 1.075 moles in 34.4 g of Oxygen gas.