Chemistry, 14.06.2021 22:20 myronpacis1128
Assertion â While writing chemical equations, hydrogen, oxygen, nitrogen and chlorine are written in molecular form. Reason â The valency of the hydrogen and chlorine is 1, oxygen is 2 and nitrogen is 3
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2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit
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What are the 4 phases of matter in order of increasing engery content?
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In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false
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Assertion â While writing chemical equations, hydrogen, oxygen, nitrogen and chlorine are written in...
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