Answer: All of them are true
Answer: X2Y3
Explanation: I had the same question ;) (and got it right)
Answer:
In pair NaF and H2O both compounds exibit predominantly ionic bonding.
6.022 x 10^23, this is avogados number, a mole has 6.022 x 10^23 of anything, but in this instance, it is 6.022 x10^23 atoms of carbon.
122 moles of Methane to liters is 2734.5
