Question

TRUE OR FALSE ......

1) Sir J.J. Thomson discovered the anode rays. ____
[ii] Elements are defined by the number of protons they possess.____
3) The mass of 1 mole of a substance is equal to its relative atomic or molecular mass in gram.
4) The atomic mass of calcium is 40.___
[5] Colloids are homogeneous mixtures._____
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Answer 1

Answer:

Explanation:

1.false

2.true

3.true

4.false

5.false (they are hetero geneous)

Answer 2

Answer:

ji to

1false

2true

3true

4true

5false