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What are some chemical changes that happen at school, home, nature
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Chemistry, 23.06.2019 02:00
What causes the appearance of lines in a emission spectrum
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Chemistry, 23.06.2019 03:20
High-pressure liquid chromatography (hplc) is a method used in chemistry and biochemistry to purify chemical substances. the pressures used in this procedure range from around 500 kilopascals (500,000 pa) to about 60,000 kpa (60,000,000 pa). it is often convenient to know the pressure in torr. if an hplc procedure is running at a pressure of 1.03ร108 pa , what is its running pressure in torr?
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Chemistry, 23.06.2019 07:00
Agas has an empirical formula ch4. 0.16g of the gas occupies a volume of 240cm^3 what is the molecular formula of the me anyone who !
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Chemistry, 23.06.2019 07:00
Ajar contains a certain substance. which observation would show that the substance must be either a solid or a liquid?
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What are some chemical changes that happen at school, home, nature...
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