How many kcal of heat are produced when 0.500 moles of CH4 react? CH4 + 202 → CO2 + 2H20 Heat= -218 kcal

A)- 218 kcal
B)- 109 kcal
C)- 436 kcal
D)- 654 kcal
E) +436 kral

Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Which of the following molecules is polar? c3h7oh c2h5cooh