Which particle has two neutrons?
o 1 0 n
O 2 1 H
o 4 2 He
O 1 1 H...
Chemistry, 02.02.2021 21:50 supertailsninja453
Which particle has two neutrons?
o 1 0 n
O 2 1 H
o 4 2 He
O 1 1 H
Answers: 2
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Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine
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The three types is stress that act on earths rocks are compression, tension, and
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Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma
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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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