What volumes of water and potassium nitrate solution used
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?
Expected delivery within 24 Hours
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
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?
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.
you purchase a cup of coffee, but, at 98.4 degrees C, it is too hot. You add 45.5 g of ice that is -2.2 degrees C to the 248ml of coffee. What is the final temperature of the coffee? (assume the heat capacity and density of the coffee are the same
1936875
Questions Asked
3,689
Active Tutors
1434643
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Cost-Reduction Initiatives: Identify cost-reduction initiatives and state how you would operationalize them within the healthcare environment
My PICOT question is, in older adults in the hospital setting, how does implementation of a nurse-led fall prevention program compared to a traditional f
Public health informatics uses public health knowledge to broaden the public health knowledge base through learning. improve population health in daily practic
In Brazil people use to take this medicine called "Dipirona". What is it's ingredient and what equivalent options do we have here in Australia?
An ill or injured patient may have suffered from damaged tissues that the cell cycle, including mitosis, won't naturally repair or replace.
Public health informatics is used to create programs such as CDC's Flu View and the COVID.19 Data Tracker to represent data visually.
Cost-Reduction Initiatives: Identify cost-reduction initiatives and state how you would operationalize them within the healthcare environment.