Chemistry, 06.03.2022 20:00 usagimiller
If there is no number stated then it automatically means there is what atom present?
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Agas at 155 kpa and standard temperature has an initial volume of 1.00 l. the pressure of the gas rises to 500 kpa as the temperature also rises to 135°c. what is the new volume? 2.16 l 0.463 l 0.207 l 4.82 l
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Chemistry, 22.06.2019 05:50
Calculate the number of molecules present in 0.750 mol of mgo.
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6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 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 – 4 sentences in your explanation.
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If there is no number stated then it automatically means there is what atom present?...
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