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Chemistry, 23.06.2019 11:30
Which of the following is a property of nonmetals? a.nonmetals are ductile. b.nonmetals have a shiny luster. c.nonmetals have high density. d.nonmetals are nonconductors.
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Chemistry, 23.06.2019 17:10
Two changes are described below. a green banana turns yellow and ripens. a layer of rust forms on an iron nail. which statement is true about the two changes? a) both are chemical changes because new substances are formed. b) both are physical changes because only the physical state of the substances change. c) a is a physical change due to a change of state, but b is a chemical change because new molecules are formed. d) a is a chemical change due to a change of state, but b is a physical change because new molecules are formed.
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Chemistry, 23.06.2019 18:00
The mass of an object will be the same on the earth as it is on the moon. need asap
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Chemistry, 23.06.2019 19:30
How many kmin (kilominutes) are there in 18 weeks and 5 days?
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Explain how atoms organize to create larger structures...
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