Chemistry, 20.07.2019 04:30 monsterwins5001
Tooth enamel ( ca5(po4)3(oh) ) reacts with acid according to the reaction below: ca_5(po_4)_3(oh) (s) + h^+(aq) \leftrightarrow 5ca^{2+}(aq) + 3hpo_4^{2-}(aq) + oh^-(aq) c a 5 ( p o 4 ) 3 ( o h ) ( s ) + h + ( a q ) ↔ 5 c a 2 + ( a q ) + 3 h p o 4 2 − ( a q ) + o h − ( a q ) what happens if we add more acid?
Answers: 3
Chemistry, 23.06.2019 04:40
[01.07]what is the answer to the problem: 101 g + 25.01 g + 5.05 g? 131.06 g 131.1 g 131 g 130 g
Answers: 1
Chemistry, 23.06.2019 06:00
Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive
Answers: 2
Chemistry, 23.06.2019 10:30
Ireally need ! calcium metal reacts with a potassium chloride solution to form calcium chloride and potassium ions. balance this reaction. (s) + (aq) → cacl2(s) + +(aq) a) 1, 2, 1, 2 b) 1, 2, 1, 1 c) 1, 1, 1, 1 d) 2, 1, 2, 1
Answers: 1
Chemistry, 23.06.2019 22:30
Consider the combustion of ethylene: c2h4(g)+3o2(g)→2co2(g)+2h2o(g) if the concentration of c2h4 is decreasing at the rate of 3.6×10−2 m/s , what is the rate of change in the concentration of co2? express the rate in molarity per second to two significant digits.
Answers: 1
Tooth enamel ( ca5(po4)3(oh) ) reacts with acid according to the reaction below: ca_5(po_4)_3(oh) (...
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