Find final temperature of mixture assuming no heat is lost
A 31.0-g sample of water at 260. K is mixed with 48.0 g water at 320. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
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What mass of melamine will be obtained from 168 kg of urea if the yield of the overall reaction is 79.0%
The heat of combustion of naphthalene is -5.15* 10^3 kJ/mol the heat capacity of the calorimeter is 802 J/K. the specific heat capacity of water is 4.184 J/gk How much will the temperature rise?
An aqueous solution is 22.0% by mass silver nitrate, AgNO3, and has a density of 1.22 g/mL. What is the molarity of silver nitrate in the solution?
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A tank contains a mixture of 3.0 mol of nitrogen 2.0 mol of oxygen and 1 mol of carbon dioxide at 25 degrees and a total pressure of 10 atm calculate the partial pressure in torr of each gas?
A 738 mL sample of nitrogen (N2) was collected by displacement of water at 24C under a total barometric pressure of 1270 torr.
How many moles of CO2 are produces when 5.55 mol of ethane are burned in an excess of oxygen.
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Talk with your site supervisor about ethical dilemmas they face in practice. What are some common themes that arise at your practicum site?
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ost a brief summary of your informed opinion regarding the validity of the use of systematic reviews and meta-analyses in epidemiological research.
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