Chemistry, 26.07.2020 20:01 tubakhan4833
1.- A solution is prepared by mixing 45 grams of NaCl with 135 grams of water. a) Determine the% mass / mass of the solution
DATA:
Solute:
Solvent:
Solution:
b) How many grams of NaCl are in 890 g of solution?
2.- Caffeine is an organic compound of the alkaloid family and we can find it in coffee and tea, among other plants. A coffee maker indicates on the product label than in one serving (one teaspoon) of dough 1.8 g of hay 0.07 g of caffeine. What is the percentage by mass of caffeine in soluble coffee?
DATA:
Solute:
Solvent:
Solution:
Answers: 2
Chemistry, 22.06.2019 06:20
If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution
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Chemistry, 22.06.2019 20:00
Many free radicals combine to form molecules that do not contain any unpaired electrons. the driving force for the radical–radical combination reaction is the formation of a new electron‑pair bond. consider the chemical equation. n(g)+no(g)⟶nno(g) n(g)+no(g)⟶nno(g) write lewis formulas for the reactant and product species in the chemical equation. include nonbonding electrons. n(g)n(g) select draw rings more erase select draw rings more erase select draw rings more erase n no(g)
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Chemistry, 22.06.2019 22:30
Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation
Answers: 1
1.- A solution is prepared by mixing 45 grams of NaCl with 135 grams of water. a) Determine the% mas...
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