Chemistry, 31.08.2019 16:10 seaans20391
Ametal x loses 2 electrons and a non-metal y gains 1 electron. show the electron dot structure of compound formed between them. is it ionic or covalent? does it have high or low melting point? will it conduct electricity in solid state or in aqueous solution and why? will it be soluble in water?
Answers: 1
Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
Chemistry, 22.06.2019 20:00
I’m an electrically neutral atomic any element, there are equal numbers of
Answers: 2
Ametal x loses 2 electrons and a non-metal y gains 1 electron. show the electron dot structure of co...
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