Is there such thing as a pure mixture?

2 answers:

6 0

Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. Mixtures are physically combined structures that can be separated into their original components. A chemical substance is composed of one type of atom or molecule.

prisoha [69]3 years ago

3 0

Pure substances are further broken down into elements and compounds. Mixture are physically combined structures that can be separated into their original components. A chemical substance is composed of one type of atom or molecule.

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The best answer would be A. Hope i helped

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antiseptic1488 [7]

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3 years ago

Which chemical is the reducing agent in the redox reaction below?

posledela

Option (a) is correct.

A reducing agent is the one which loses electrons to other substance.

Here, Zn has oxidation number 0 in the L.H.S of the equation, but on R.H.S its oxidation number is +2 i.e. it Zn has donated two of its electrons to $Fe^{2+}$ .

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3 years ago

Which object has particles with the most kinetic energy?

Pavlova-9 [17]

Answer:

Explanation:

because it is moving so it has kinetic energy

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3 years ago

How many atoms is in 1 molacule of uranium?

Minchanka [31]

Answer:

One mole of U238 ( 6.022 X 10^23 atoms) is 238 grams; one mole of U235 is 235 grams. The difference in molecular weight between a mole of U235 and U238 is 3 grams, the secret to enriching uranium.

Explanation:

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3 years ago