Chemistry
25.11.2021 11:48
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Agroup of students measured the density, the state of matter at 25 degrees celsius,

Agroup of students measured the density, the state of matter at 25 degrees celsius, reactions with water, and reactions to a flame and recorded the data in the table below: based on the results, what can be determined about the substances? options: a. all substances experienced a chemical change. b.argon did not experience a chemical change. c.only sodium experienced a chemical change. d.only hydrogen gas and sodium experienced a chemical change
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ladybugys
ladybugys
4,6(80 marks)

I would say that the answer is C.Only sodium experienced a chemical change because, sodium is the only element that reacted to the water. hope this helps :)

tell me if is right or wrong :)

lele1522
lele1522
4,9(89 marks)

B... I took the test

pr47723
pr47723
4,8(9 marks)

Balancing redox reactions first requires splitting the equation into the two half-reactions of reduction and oxidation

i hope this helps

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