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Chemistry, 22.06.2019 01:50
7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '
Answers: 1
Chemistry, 22.06.2019 07:00
This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.
Answers: 1
Chemistry, 22.06.2019 10:30
Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.
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Chemistry, 22.06.2019 14:30
Connect the whole numbers on the periodic table to indicate what they represent?
Answers: 3
- How many moles of H2O are required to react to form 2.5 grams of CH ?
2 C+ 2H,0 → 1 CH4 + 1 CO,...
Computers and Technology, 11.01.2020 05:31
Computers and Technology, 11.01.2020 05:31