Chemistry, 22.08.2019 15:30 meganwintergirl
You find that the unknown powder contains the illegal drug cocaine. if someone where to ask you to determine the purity of the substance, what would they mean? why is purity important in crime investigations?
Answers: 1
Another question on Chemistry
Chemistry, 22.06.2019 14:30
Consider the reduction reactions and their equilibrium constants. cu+(aq)+e−↽−−⇀cu(s)pb2+(aq)+2e−↽−−⇀pb(s)fe3+(aq)+3e−↽−−⇀fe(=6.2×108=4.0×10−5=9.3×10−3 cu + ( aq ) + e − ↽ − − ⇀ cu ( s ) k =6.2× 10 8 pb 2 + ( aq ) +2 e − ↽ − − ⇀ pb ( s ) k =4.0× 10 − 5 fe 3 + ( aq ) +3 e − ↽ − − ⇀ fe ( s ) k =9.3× 10 − 3 arrange these ions from strongest to weakest oxidizing agent.
Answers: 3
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
Chemistry, 22.06.2019 23:00
What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
Answers: 1
Chemistry, 23.06.2019 00:30
Titration reveals that 11.6 ml of 3.0m sulfuric acid are required to neutralize the sodium hydroxide in 25.00ml of naoh solution. what is the molarity of the naoh solution?
Answers: 1
You know the right answer?
You find that the unknown powder contains the illegal drug cocaine. if someone where to ask you to d...
Questions
Advanced Placement (AP), 18.03.2021 02:20
Mathematics, 18.03.2021 02:20
Mathematics, 18.03.2021 02:20
Mathematics, 18.03.2021 02:20
Mathematics, 18.03.2021 02:20
Biology, 18.03.2021 02:20
Chemistry, 18.03.2021 02:20
Mathematics, 18.03.2021 02:20
Spanish, 18.03.2021 02:20
History, 18.03.2021 02:20
English, 18.03.2021 02:20
History, 18.03.2021 02:20
Mathematics, 18.03.2021 02:20
