The combustion of propane is illustrated below. C3H3(g) + 502(9) --> 3CO2(g) + 4H2O(1) AH = -2550 kJ/mol.
1. If 18.0 grams of propane (44.11 g/mol) burns, how much energy will be produced?
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29.1-12=17.1the answer is this one

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

Sorry i dont understand the question can you rephase it?

Is there an image with it