A solar heating system has a 25. 0% conversion efficiency; the solar radiation incident on the panels is 950 w/m2. What is the increase in temperature of 26. 0 kg of water in a 1. 00-h period by a 3. 00-m2-area collector? (cw = 4 186 j/kg⋅°c).

Which of the following best describes the difference between “autobiography” and “memoir”? a. autobiography is written about the author's own interpretation of events; memoir is a written interpretation of events. b. memoir covers a particular time in the writer’s life or recounts life events around one or two themes; autobiography covers the entire story of the author's life and has multiple themes. c. autobiography covers the entire story of the writer's life and has multiple themes; memoir is a shorter written work with one theme. d. autobiography covers entire story of the writer's life and has multiple themes; memoir is the writer’s random memories about past experiences.

Ineed so much with both of these tot

How was the sat? what type of questions for math, writing and reading. did anyone get a near perfect score and if so how long did it take to study. i am very stressed and want to get at least a 1450.