Which of the following describes a heterogeneous mixture?
a
carbon monoxide, a toxic ga...
Chemistry, 09.10.2019 23:30 gabbytumey
Which of the following describes a heterogeneous mixture?
a
carbon monoxide, a toxic gas with the chemical formula co
b
simple syrup, a substance that has two parts sugar to every one part of water throughout
c
beach sand, a substance that can contain rocks, shells, metals and other substances distributed unevenly throughout
d
sulfur, a substance with atomic number 16 and the symbol s on the periodic table.
Answers: 2
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Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o
Answers: 1
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