2nh4cl(s)+ba(oh)2⋅8h2o(s)→2nh3(aq)+ bacl2(aq)+10h2o(l) the δh for this reaction is 54.8 kj . how much energy would be absorbed if 24.7 g of nh4cl reacts?

At stp, what is the volume of 1 mole of co2?

Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.