Which scenarios are examples of physical changes? check all that apply.
wood is burned...
Which scenarios are examples of physical changes? check all that apply.
wood is burned in a campfire and is turned into ash and smoke.
silicon is cut into tiny pieces for computer chips.
lead is melted to form pellets.
liquid water freezes to form ice.
yeast turns sugar into energy, water, and carbon dioxide gas.
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Chemistry, 21.06.2019 20:00
Different isotopes indicate that an element will have different numbers of
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Chemistry, 22.06.2019 11:40
Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?
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Chemistry, 22.06.2019 14:30
What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding
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Chemistry, 22.06.2019 18:50
Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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