Chemistry · May / June 2022 · Paper 21 · Question 4
5070
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The question as text
The table shows information about some particles. particle proton number nucleon number 35 17Cl 17 35 35 17Cl – 17 35 39 19K 19 39 39 19K+ 19 39
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4(a)[1]
4(b)[1]
4(c)[1]
4(d)[1]
4(e)(i)[2]
4(e)(ii)[2]
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