Chemistry, 01.12.2019 12:31, Nerdymania
Which statements describe properties that are unique to metalloids? check all that apply.
metalloids are shiny.
metalloids are semiconductive.
metalloids are solid.
metalloids are amphoteric.
metalloids are brittle
Answers: 1
Chemistry, 22.06.2019 08:00, celestemaria0727
What are the similarities of physical and chemical change ?
Answers: 1
Chemistry, 22.06.2019 23:10, carmenguabaoql9kv
Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.
Answers: 3
Chemistry, 23.06.2019 02:30, roseemariehunter12
Asubstance is held in an open container. its particles move past one another at random speeds but do not leave the container. heat is removed from the system, and the particles slow down. when enough heat is removed, the particles no longer have enough speed to overcome the weak attractive forces between them. when this happens, the substance enters its solid state. the process described above is known as .
Answers: 3
Chemistry, 23.06.2019 15:40, marianabeel230
Twenty-seven milliliters of an acid with an unknown concentration are titrated with a base that has a concentration of 0.55 m. the indicator changed color when 12.5 milliliters of base were added. what is the concentration of the unknown acid?
Answers: 2
Which statements describe properties that are unique to metalloids? check all that apply.
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