The atoms of group 7a elements electrons when they form ions.
a. share
b. gain
...
Chemistry, 22.08.2019 21:40 Aurionna101
The atoms of group 7a elements electrons when they form ions.
a. share
b. gain
c. lose
d. cannot be determined
Answers: 1
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For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea
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Which is the layer underground where all empty spaces are filled with a combination of air and water ?
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The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
Answers: 3
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Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
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