Chemistry, 05.11.2020 19:20 ggggggggv24
Read each description and determine whether it is a pure substance or mixtu
Then further classify the matter (element, compound, homogeneous mixture,
heterogeneous mixture)
Description
Classification?
Pure Substance
or Mixture?
Mixture
1. Chocolate syrup is added to milk and stirred
Homogenous mixture (solution)
2. Copper metal (used to make wires)
3. Sand is added to water
4. Distilled water(H20)
5. Tap water
(H20, Na, CI, F2, Mn, Fe, AI, P, Cu, Pb, and Zn)
6. Helium gas (used to inflate a balloon)
7. Table sugar (C12H22011)
8. Table sugar added to a cup of coffee and stirred
I
9. The air we breathe (O2, CO2, N, Ar and H20)
Answers: 1
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Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?
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Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
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The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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Read each description and determine whether it is a pure substance or mixtu
Then further classify t...
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