[Answered] At STP, 1 mole of oxygen gas, O2, will have a mass of A) 16.0 g. B) 22.4 g. C) 28.0 g. D) 32.0 ...

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Author Question: At STP, 1 mole of oxygen gas, O2, will have a mass of A) 16.0 g. B) 22.4 g. C) 28.0 g. D) 32.0 ... (Read 108 times)

bcretired

Hero Member
Posts: 525

on: Aug 27, 2018

At STP, 1 mole of oxygen gas, O2, will have a mass of

A) 16.0 g.
B) 22.4 g.
C) 28.0 g.
D) 32.0 g.

Question 2

Which subatomic particles have approximately the same mass?

A) electrons and neutrons
B) electrons and protons
C) neutrons and protons
D) electrons, neutrons and protons

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apple

Sr. Member
Posts: 352

Reply #1 on: Aug 27, 2018

Answer to Question 1

D

Answer to Question 2

C

bcretired

Member
Posts: 525

Reply 2 on: Aug 27, 2018

Wow, this really help

mcabuhat

Member
Posts: 344

Reply 3 on: Yesterday

Gracias!

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