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Chemistry, 20.06.2019 18:04
In which of the following belong to a category called the main group of elements? nonmetals. transition elements. halogens. alkali metals. it can be more than one answer!
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Chemistry, 21.06.2019 23:30
Start an single atom tab. observe the decay of polonium-211. after each decay, press the reset nucleus button to watch the process again. write a description of alpha decay for po-211
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Chemistry, 22.06.2019 23:00
What is the most common reason for matter changing its state?
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Chemistry, 23.06.2019 01:00
Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c
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What mass of dilute trioxonitrate (V) containing 10% W/W of pure acid will be required to dissolve 2...
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