Chemistry, 14.10.2020 18:01 deedee2616
Study the given figure and answer the following questions
a. On what principle this experiment is based on. State the principle
b. What is the weight of the displaced water?
c. the weight of the stone in air.
d. What is the reason that the weight of the object is less in water
than in air?
Answers: 1
Chemistry, 21.06.2019 21:00
Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal
Answers: 2
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 18:30
When a device is used in a circuit in which the voltage is 81 v the current flowing through the device is 3 a what is the resistance of the device
Answers: 2
Study the given figure and answer the following questions
a. On what principle this experiment is b...
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