Please help... science 7th grade
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Answers: 2
Chemistry, 22.06.2019 04:50
Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?
Answers: 1
Chemistry, 22.06.2019 09:00
The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.
Answers: 2
Chemistry, 22.06.2019 13:00
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.
Answers: 1
Chemistry, 22.06.2019 14:00
How is the atomic number of a nucleus changed by alpha decay
Answers: 2
Mathematics, 14.07.2019 23:30
Mathematics, 14.07.2019 23:30
Geography, 14.07.2019 23:30
Mathematics, 14.07.2019 23:30
Mathematics, 14.07.2019 23:30
English, 14.07.2019 23:40
English, 14.07.2019 23:40
Computers and Technology, 14.07.2019 23:40
Computers and Technology, 14.07.2019 23:40
English, 14.07.2019 23:40