H2o has a delta. Hvap = 40. 7 kj/mol. What is the quantity of heat that is released when 27. 9 g of h2o condenses? use q equals n delta h. 60. 00 kj 61. 05 kj 63. 09 kj 68. 60 kj.

Which food would provide you with the most calcium?

Suppose you need to verify how to correctly use commas. you open your english textbook and scan the chapter titles. in which one would you most likely find the information you need? a. correct capitalization b. grasping grammar c. super spelling d. proper punctuation

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.