Chemistry, 14.12.2020 23:50 maddylaugh
Consider a hypothetical compound composed of elements X, Y, and Z with the
empirical formula X2YZ3. Given that the atomic masses of X, Y, and Z are 41.2,
57.7, and 63.9, respectively.
A. Calculate the percentage composition by mass of the compound. If the
molecular formula of the compound is found by molar mass determination to be
actually X4Y2Z6.
B. What is the percentage of each element present? Explain your results.
Answers: 1
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Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
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Chemistry, 22.06.2019 23:10
Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium.b)heavier than helium.c)the same weight as helium.d)dependent on the element that reacted with carbon.
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Consider a hypothetical compound composed of elements X, Y, and Z with the
empirical formula X2YZ3....
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