Chemistry
Chemistry, 15.07.2019 03:40, choiboiqg5755

Calculate the mass of oxygen that combines with 20.4g of magnesium to form 34.0g of magnesium oxide

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Mathematics, 16.07.2019 07:40, trujillo03
Magnesium combines with oxygen to form magnesium oxide. a 100-gram sample of magnesium combines with 65.8 grams of oxygen. a 10-gram sample of magnesium combines with 6.58 grams of oxygen. which point of dalton’s atomic theory is supported by these findings? all atoms of the same element have the same mass, and atoms of different elements have different masses. all elements are composed of atoms. in a particular compound, atoms of different elements always combine in the same way.
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Chemistry, 13.09.2019 19:30, andii1101
When solid magnesium burns, it reacts with oxygen in the air to form a powder called magnesium oxide. a chemist performed this reaction in a lab and found that the mass of the magnesium oxide was greater than the mass of the magnesium. what is the reason behind this increase in mass? a. the increase in the mass of the magnesium oxide was due to oxygen atoms in the air. b. the increase in the mass of the magnesium oxide happened because oxygen is heavier than magnesium. c. the increase in the mass of the magnesium oxide happened because magnesium is heavier than oxygen. d. the increase in the mass of the magnesium oxide was due to magnesium atoms in the air.
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Chemistry, 19.09.2019 23:30, annabanana1298
Magnesium combines with oxygen to form magnesium oxide. if 24.46 g of magnesium reacts completely with 5.41 g of oxygen, what is the percent by mass of oxygen in magnesium oxide?
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Chemistry, 27.10.2019 18:43, peacelillady1030
What is the word equation for molecules of magnesium reacting with molecules of oxygen to produce molecules of magnesium oxide? 1.)magnesium + magnesium oxide to oxygen 2.)magnesium + oxygen to magnesium oxide 3.)magnesium oxide + oxygen to magnesium 4.)magnesium + oxygen to magnesium + oxygen answer promptly and correctly
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Calculate the mass of oxygen that combines with 20.4g of magnesium to form 34.0g of magnesium oxide...

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