What hydrocarbons burn completely in an excess of oxygen, the products are
a) carbon monoxide...
Chemistry, 06.12.2019 05:31 imstressed
What hydrocarbons burn completely in an excess of oxygen, the products are
a) carbon monoxide and water b) carbon dioxide and water c) carbon monoxide and carbon dioxide d) carbon dioxide and carbon
Answers: 1
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Drive down any three characteristic of modern periodic table
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Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o โ k + o2 (b) na + i2 โ nai (c) cu(no3 )2 + naoh โ cu(oh)2 + nano3 (d) kclo3 โ kcl + o2 (e) ca(no3 )2 + hbr โ cabr2 + hno3 (f) sn(oh)2 โ sno + h2 o (g) p4 + n2 o โ p4 o6 + n2 (h) fe + al2 (so4 )3 โ feso4 + al (i) alcl3 + na2 co3 โ al2 (co3 )3 + nacl (j) c3 h6 + o2 โ co2 + h2 o
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Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments
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What does the symbol (โhfus) indicate in a phase change?
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