Chemistry, 18.09.2019 06:10, abell23000
Apiece of lead with a mass of 14.9 grams at a temperature of 92.5 degrees celsius is dropped into an insulated container of water. the mass of the water is 165 g and its temperature before adding the lead is 20.00 degrees celsius. after adding the lead to the water, the water temperature rises to 20.20 degrees celsius. what is the specific heat of the lead?
Answers: 2
Chemistry, 22.06.2019 11:30, claudr03
If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.
Answers: 3
Chemistry, 22.06.2019 17:30, katherineweightman
What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.
Answers: 1
Chemistry, 22.06.2019 19:50, ellycleland16
Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+
Answers: 1
Apiece of lead with a mass of 14.9 grams at a temperature of 92.5 degrees celsius is dropped into an...
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