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Chemistry, 21.06.2019 18:00
Which of the following is a compound? a.carbon b.oxygen c.hydrogen d.water
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Chemistry, 22.06.2019 03:00
Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife
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What is the percentage composition of carbon in the compound ch4
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Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
During a smog event, trace amounts of many highly reactive substances are present in the atmosphere....
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