Chemistry, 28.09.2019 12:30 trevorhenyan51
Which element in period 4 has the highest electronegativity? a)potassium b)calcium c)copper d)bromine
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Compare and contrast physical changes with chemical changes.
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Chemistry, 22.06.2019 18:20
Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds
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Wind and moving water provide energy. chemical mechanical thermal none of the above
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Chemistry, 23.06.2019 07:30
Which statement explains which thermometer is more appropriate to measure the temperature of a liquid at 43.6 degrees celsius a) thermometer a, because it measures temperature more accurately than thermometer b b) thermometer b, because it measures temperature more accurately than thermometer a c) thermometer a, because it measures temperature more precisely than thermometer b d) thermometer b, because it measures temperature more precisely than thermometer a
Answers: 2
Which element in period 4 has the highest electronegativity? a)potassium b)calcium c)copper d)bromi...
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