Explain what would the final temperature of the water
Explain what would the final temperature of the water resulting from the addition of 20g of steam at the 100(degrees) C to 80g at the 0(degrees)C?
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Why the freezing point depression measurement of benzoic acid in acetone yields a molar mass of 122 g. This same measurement in benzene yields a value of 242 g.
At UCLA, 11% of all students come from outside of California. These students are typically assigned at random to live in campus housing. Student living in campus housing share common areas
If 0.0425 g of Magnesium is reacted with an excess of hydrochloric acid, and determine the volume of at STP of hydrogen gas formed, and explain why it is important to equalize the water levels inside and outside the eudiometer?
Determine the volume of dry hydrogen formed at the STP if 44.00 mL of hydrogen is actually collected OVER WATER from the above reaction conducted at 22.0 C and 759.2 torr.
A solution is made by dissolving the 0.40mol isopropanol (C3H7OH) in the 0.80 mol water. Determine the mole fraction of isopropanol?
A silicate mineral which is weighing 0.4700 grams gives an insoluble residue containing both Fe2O3 and SiO2 (159.7 g/mol) weighing the 0.2720 grams. Analysis of the residue shows it to contain 15.60% iron (Fe, 55.85 g/mol).
If this sample is titrated with acid, it is found that 20.10 mL, if this sample is titrated with acid, it is found that 20.10 mL of 0.5310 grams of 0.5010M HCl are required to reach the endpoint.
The solubility of a hydroxide M (OH)2 is 0.0090 g per liter. The molecular weight of M (OH)2 is 150. If 1.0 gram of MSO4 is dissolved in the 500 mL of water buffered at pH 8.50, will a precipitate form? (M H=1.008, O= 16.00, S + 32.06)
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A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.