D
question 19
which statement best describes a major difference between different types...
Chemistry, 10.10.2019 22:30 queenkimm26
D
question 19
which statement best describes a major difference between different types of elements?
the atoms of different elements have different numbers of protons and electrons.
only some elements are composed of atoms with electrons.
only some elements have atoms with subatomic particles.
the atoms of different elements have different locations for their nucleus.
Answers: 3
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Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d
Answers: 1
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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
Answers: 1
Chemistry, 22.06.2019 16:00
The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
Answers: 1
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