a nameless element (X) was found to occur in three different substances (A,B and C).The relative molecular masses of A,B,and C were found to be 33.70,79.40 and 252.20 respectively,compared to an assigned value of exactly 2.00 for H2.Subsequently,thes
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![a nameless element (X) was found to occur in three different substances (A,B and C).The relative molecular masses of A,B,and C were found to be 33.70,79.40 and 252.20 respectively,compared to an assigned value of exactly 2.00 for H2.Subsequently,thes](/uploads/image/z/2266628-68-8.jpg?t=a+nameless+element+%28X%29+was+found+to+occur+in+three+different+substances+%28A%2CB+and+C%29.The+relative+molecular+masses+of+A%2CB%2Cand+C+were+found+to+be+33.70%2C79.40+and+252.20+respectively%2Ccompared+to+an+assigned+value+of+exactly+2.00+for+H2.Subsequently%2Cthes)
a nameless element (X) was found to occur in three different substances (A,B and C).The relative molecular masses of A,B,and C were found to be 33.70,79.40 and 252.20 respectively,compared to an assigned value of exactly 2.00 for H2.Subsequently,thes
a nameless element (X) was found to occur in three different substances (A,B and C).The relative molecular masses of A,B,and C were found to be 33.70,79.40 and 252.20 respectively,compared to an assigned value of exactly 2.00 for H2.Subsequently,these substances were subjected to elemental analysis and were found to contain 94.1%,59.9% and 25.2% of X respectively by mass.
What is the (likely) relative atomic mass of X,on this scale?
What would be the correct chemical symbol for
a nameless element (X) was found to occur in three different substances (A,B and C).The relative molecular masses of A,B,and C were found to be 33.70,79.40 and 252.20 respectively,compared to an assigned value of exactly 2.00 for H2.Subsequently,thes
33.7 x 94.1% =31.7
79.4 x 59.9% = 47.56
252.40 x 25.2% = 63.60
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33.7 x 94.1% =31.7
79.4 x 59.9% = 47.56
252.40 x 25.2% = 63.60
综上:其相对原子质量应为 16 为 O(氧元素)