What is the density of the acid
A piece of material weighs 2.50 grams in air, 1.50 grams in water, and 0.70 grams in sulphuric acid. What is the density of the acid? Assume the density of water is 1000 kg/m3.
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The distribution of IQ scores is normal with µ = 100 and ? = 15. What proportion of the population has IQ scores greater than 145? Please provide a detailed response.
As sodium chloride solution is added to a solution of silvernitrate, a white precipitate forms.Ammonia is added to the mixture and the precipitate dissolves.
A 60 kg rectangular box, open at the top, has a base dimensions 1.0 m by 0.80 m and depth 0.50 m. a) How deep will it sink in fresh water? Assume the density of water is 1000 kg/m3.
The distribution of IQ scores is normal with µ = 100 and σ = 15. What proportion of the population has IQ scores greater than 145? Please provide a detailed response.
I calculated the probability of 0.3125. I hope that is correct but I am having a hard time with undersatnding what percentile that falls in? What is the probability if the mean glucose level exceeds 115 in a sample of 12 patients?
We place a pot of 200 grams of water over a flame. the waterin the pot increases in temperature from 20 degrees celcius to 25degrees celcius. how much heat in joules is absorbed? how much heat in jouls is released?
What is the boiling point of the water in your radiator if 2.00 kg of antifreeze (ethylene, glycol C2H6O2) is added to 9.0*10^3 grams of water?
A 6,000-lb vehicle is 20ft. from one end of a 60-ft bridge. A 3,000-lb vehicle is 40ft from the same end of the bridge. How much weight must each end of the bridge support.
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