The solubility of potassium chlorate (KCIO,) at 20°C is 7.4 g/100 g H,0. Approximately how many grams of potassium chlorate will dissolve in 250 g H, O at 20°C?
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What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.