Chemistry, 02.09.2019 17:30 ceceshelby51631
Heat of sublimation can be approximated by adding together and
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Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge
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Chemistry, 22.06.2019 08:30
7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 β 4 sentences in your explanation. 8. when a 2.5 mol of sugar (c12h22o11) are added to a certain amount of water the boiling point is raised by 1 celsius degree. if 2.5 mol of aluminum nitrate is added to the same amount of water, by how much will the boiling point be changed? show all calculations leading to your answer or use 3 β 4 sentences to explain your answer. 9. if 5.40 kcal of heat is added to 1.00 kg of water at 100β°c, how much steam at 100β°c is produced? show all calculations leading to an answer. 10. the freezing of water at 0β°c can be represented as follows: h2o (l) β h2o(s) the density of liquid water is 1.00 g/cm3. the density of ice is 0.92 g/cm3. in 3 β 4 sentences explain why applying pressure causes ice to melt.
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Chemistry, 22.06.2019 18:00
Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology
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Chemistry, 22.06.2019 18:30
What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml
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Heat of sublimation can be approximated by adding together and...
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