Chemistry, 17.11.2020 22:00 joeylozier15
Which one of these is NOT a sign of chemical change? *
Fire
Bubbles
Liquid
Light
Heat
Cold
Answers: 2
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Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel
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Need what is special about water as a compound? how does water regulate climate? what drives water evaporation? why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation? what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !
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Chemistry, 23.06.2019 07:20
F1.5 mol of nabh4 react, how many moles of b2h6 are formed? 2 nabh4(aq) + h2so4(aq) → 2 h2(g) + na2so4(aq) + b2h6(g)
Answers: 1
Which one of these is NOT a sign of chemical change? *
Fire
Bubbles
Liquid
Light<...
Bubbles
Liquid
Light<...
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