Chemistry, 27.07.2019 08:30, mscharris66

Why are there more craters in certain parts of the world than in others?

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Chemistry, 21.06.2019 22:30, erikloza12pdidtx

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Chemistry, 22.06.2019 01:50, 12375819

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

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Chemistry, 22.06.2019 07:30, gwenparks

Calculate the ratio of h+ ions to oh– ions at a ph = 7. find the concentration of h+ ions to oh– ions listed in table b of your student guide. then divide the h+ concentration by the oh– concentration. record this calculated ratio in table a of your student guide. compare your approximated and calculated ratios of h+ ions to oh– ions at a ph = 7. are they the same? why or why not? record your comparison in table a. what is the concentration of h+ ions at a ph = 7? mol/l what is the concentration of oh– ions at a ph = 7? mol/l what is the ratio of h+ ions to oh– ions at a ph = 7? : 1

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Chemistry, 22.06.2019 16:10, 00015746

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)