Caculate the volume of CO2 gas given off at 756 mm Hg and 23C when 150 kg of limestone(CaCO3) is heated until it decomposes according to the following reaction:CaCO3(s)=CaO(s)+CO2(g)
Which of the following is true about an object that floats in water? (1 point) The object is less dense than frozen water. The mass of the object is less than that of water. The density of the object is less than that of water. The volume of the water is greater than the objec...
The focal length of the objective of a telescope is 0.2 m and the eyepiece has a focal length of 1.6 m. What is the length of the telescope? A. 1.8 m B. 1.4 m C. 1.6 m D. .90 m E. 8.0 m
Please help me write an essay. the question is "What do you think the theme is of Our Town and how is it shown?"
Math word problem
Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? I hav...
I got the same thing 3. our teacher we thought said to subtract the two middle and then divide it by two to get the median. We are confused.
Mean 82 Median 3 Mode 81 The median? But I really do not understand it because it is such a low number? I am sorry I am trying to understand.
It would have to be the median?
Jack has the following scores on exams in his math class. 81, 87, 93, 89, 61, 81 If he wants to make his performance sound as good as possible, which measure should he usethe mean, the median, or the mode of his exam grades when he talks about how he is doing?
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