X-rays
a have very long wavelengths
b are blocked by the ionosphere
c are less danger...
Chemistry, 05.05.2020 01:30, ScarySkyler5571
X-rays
a have very long wavelengths
b are blocked by the ionosphere
c are less dangerous than ultraviolet rays
d are not emitted by the sun
Answers: 3
Chemistry, 22.06.2019 05:00, hjamya17
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 13:00, naomicervero
Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table
Answers: 3
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