What is the density of the carbon dioxide
A 1004.0 g sample of calcium carbonate that is 95% pure gives 225 L of carbon dioxide at STP when reacted with an excess of hydrochloric acid. What is the density in g/L of the carbon dioxide?
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Calculate the ΔH for the reaction above using the data provided. (Hint: you need to calculate q rxn then convert it into kJ/mole)
A balloon filled with 27.3 mol helium has a volume of 612. L at 0.0°C and 1.00 atm pressure. The temperature of the balloon is increased to 33.0°C as it expands to a volume of 686. L, the pressure remaining constant.
A sample of hydrogen was collected over water at 23oC and an atmospheric pressure of 735 mmHg. What is the pressure of the hydrogen gas collected in a 568 mL container?
What is the freezing point in Celsius of a solution prepared by dissolving 6.20 g of MgCl2 in 110 g of water? The value of Kf for water is 1.86 (C*kg)/mol), and the van't Hoff factor for MgCl2 is i = 2.7.d
Water and 8.00 mol/L potassium nitrate solution are mixed to produce 700 mL of a solution with a concentration of 6.00 mol/L. What volumes of water and potassium nitrate solution are used?
Translate the following word equations into balanced chemical equations and explain how the equations represent what happens in grid spaces a and g.
The term vapor pressure almost always means the equilibrium vapor pressure. What pysical arrangement is needed to measure vapor pressure?
What is the vapor pressure depression of a solution of 135 g of CaCl2 in 225 g of water? Use molar masses with at least as many significant figures as the data give.
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Assist to respond professionally and with empathy to this mail from the student, to reassure him that I'm thankful for the email and has no anger
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A very important component of successful psychotherapy is that of the "therapeutic alliance." This is even more important during the initial therapy session,
Describe the social psychological approaches used in each of the chosen studies and justify why you believe that authors of the studies used these approaches.
Using the module readings, develop a way to explore your research question using qualitative research. What type of qualitative research could be used
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Please generate a list of typical zombie traits (you can focus on behavior, emotion, or any other psychological dimensions you feel are relevant).