3. How would you separated out any one of
the components in the pure form from each
of the fol...
Chemistry, 03.01.2021 14:20 paolacorazza
3. How would you separated out any one of
the components in the pure form from each
of the following mixtures?
A mixture of anhydrous sodium trioxocarbonate(iv) and sodium hydrogentrioxocarbonate(iv)
Answers: 3
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What happens to the atomic radius when an elctron is lost
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Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves
Answers: 1
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
Chemistry, 22.06.2019 16:00
Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.
Answers: 1
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