Answer:
Crisscross method is simply writing the charges crossly near each element. Since oxidation number of Mg (metal) is +2 and oxygen (nonmetal) is -2, if we cross them and write next to each; we get Mg2O2 .
Answer:
.094 M
Explanation: 0.32molNaCl/ 3.4L = .094M
Answer:
An endothermic process is any process which requires or absorbes energy from its surroundings usually heat
Explanation:
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Answer:
The concentration of hydroxide ions in a 3.5 is
C. 10.5