Hello!
Numbers from -998 and 999 are in between -999 and 1000.
I hope this was helpful! c:
10.3 is good the correct rounding of three sig figures
Answer:
2. Na2O
Reasoning:
Na (soduim) is the only metal out of all the elements in the answer choices, and is bonded with oxygen, a nonmetal, therefore creating an ionic bond.
H2SO4 (1) H20 (g) + SO3 (g)
Kinetic energy of the molecules increases and we are close to boiling point liquids. Then strain the liquid and gas pressure reached equilibrium
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