Chemistry, 31.07.2019 13:30, itsmariahu1927
Sodium chloride comprises 97%-99% of table salt. given their location on the periodic table, identify the ionic charge for each element and predict the chemical formula of the compound formed. a) sodium, na, is an alkali metal and is in group ia with an ionic charge of +1. while chlorine, cl, is a halogen and is in group viia with a charge of -1. these will form nacl(s). b) sodium, na, is an alkaline earth metal and is in group ia with an ionic charge of +2. while chlorine, cl, is a halogen and is in group viia with a charge of -1. these will form nacl2(s). c) sodium, na, is an alkali earth metal and is in group ia with an ionic charge of +2. while chlorine, cl, is a noble gas and is in group via with a charge of -2. these will form na2cl2(s). d) sodium, na, is an alkali earth metal and is in group ia with an ionic charge of +1. while chlorine, cl, is a diatomic gas and is in group via with a charge of -2. these will form na2cl(s).
Answers: 2
Chemistry, 22.06.2019 13:30, citlalli30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
Chemistry, 23.06.2019 00:00, maronetham6253
What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?
Answers: 2
Sodium chloride comprises 97%-99% of table salt. given their location on the periodic table, identif...
Mathematics, 02.09.2020 19:01
History, 02.09.2020 19:01
Mathematics, 02.09.2020 19:01
Mathematics, 02.09.2020 19:01
History, 02.09.2020 19:01