Answers edited by Jose
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Question #e9576
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Math Help???! Please?
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Question #6c16b
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Question #8cab7
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#"C"_2"H"_(4("g")) + "O"_"2(g)" → "CO"_"2(g)" + "H"_2"O"_"(g)"#
What is the coefficient of #"O"_2# in the balanced equation?
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Calculate the pH of 0.0070 M butanoic acid, which is a monoprotic acid; Ka=1.52 x 10−5. Assume that the 5% approximation rule applies. Provide your answer to two places after the decimal?
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When 50 mL of liquid water at 25 °C is added to 50 mL of ethanol (ethyl alcohol), also at 25 °C, the combined volume of the mixture is considerably less than 100 mL. What is a possible explanation for this?
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How will we figure out the pressure on the ground exerted by a ballerina?
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Given ∆H° for the following reactions:H2(g)+O2(g)➡️2H2O(l):Cu(s)+1/2 O2(g)➡️CuO(s)_What further data is needed, if any,for calculation of ∆H° for the following reactions?
CuO(s)+H2(g)➡️Cu(s)+H20(g)
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Question #6d8b6
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Calculate ph of solution labelled 2.6 M NaOH?