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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
Answers: 1
Chemistry, 23.06.2019 01:30
Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o β h bond is nonpolar and the molecule is asymmetric. the o β h bond is nonpolar and the molecule is symmetric. the o β h bond is polar and the molecule is asymmetric. the o β h bond is polar and the molecule is symmetric.
Answers: 1
Chemistry, 23.06.2019 11:00
Which example is a mechanical wave? a.microwave b.radio wave c.water wave d.ultraviolet light
Answers: 1
Chemistry, 23.06.2019 14:00
If the molar mass of the compound is 96.69 g/mol, what is the molecular formula of the compound?
Answers: 1
How many moles of water are contained in 96.0 g of water...
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