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If the mass of 191 grams NaCl reacted with 74
grams of calcium hydroxide and 80...
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Chemistry, 21.06.2019 23:30, mastershadow2018
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.
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Chemistry, 22.06.2019 15:30, abdullaketbi71
What best discribes the relationship between wavelength and frequency in a electromagnetic wave
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Chemistry, 22.06.2019 17:30, ander67061
Air can be considered a mixture. which statement does not explain why?
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Chemistry, 23.06.2019 00:00, familyk0jj3
How do you determine the percent yield of a chemical reaction
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Mathematics, 17.09.2019 23:30
Mathematics, 17.09.2019 23:30
Mathematics, 17.09.2019 23:30