Answer:
a
Explanation:
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What is the solubility of barium chromate in parts per million?
*parts per million = Grams of Solute/grams of solution X 10^6 (which is ppm)
2.787 x 10^-3g/L x 1L/1000g x 10^6 = 0.02779, or 2.78 x 10^-2ppm
Answer in parts per million to three significant figures =2.78ppm
this is correct for the pearson mastering chemistry question
Sexual reproduction promotes adaptations, increases genetic diversity, and increases chances of survival.
Answer:
The second choice: physical change because even though gas formation was observed, the water was undergoing a state change, which means that its original properties are preserved
(WAS ALREADY ANSWERED PREVIOUSLY)
