What is the final temperature when equilibrium is reached
A 45.5 g sample of copper at 99.8 degrees celsius is dropped into a beaker containing 152 g of water at 18.5 degrees celsius. What is the final temperature when thermal equilibrium is reached?
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Silver chloride often used in silver plating contains 75.27% Ag. Calculate the mass of silver chloride in grams required to make 4.0 g of silver plating.
What is the minimum concentration of {rm{OH}}^ - required to dissolve 2.0×10-2 mol of {rm{Zn(OH)}}_2 in a liter of solution?
Linuron or 1-Methoxy-1-methyl-3-(3,4-dichlorophenyl)urea, is a biologically active compound of commercial importance. Write down the chemical structure of linuron.
A raft is made of 11 logs lashed together. Each is 35 cm in diameter and has a length of 5.6 m. How many people can the raft hold before they start getting their feet wet, assuming the average person has a mass of 70 kg? Do not neglect the weight
Does doubling the volumes of acid and base in a neutralization reaction double the amount of heat released? And also does doubling the concentrations (but not the volumes) of acid.
You are hanging on to the edge of a merry-go-round, and must exert a force of 100 N to hang on. If the speed of the merry-go-round doubles, how much force will you need to exert to hang on?
A hypothetical element Z has two stable isotopes: Z-46 = 46.046 u 64.08% Z-51 = 50.826 u 35.92% What is the average atom weight of the element?
If carbon dioxide gas is collected over water at 25 °C and 775 torr, what is the partial pressure of the CO2? The vapor pressure of water at 25 °C is 23.8 torr.
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Analyze and discuss either high-incidence or low-incidence disabilities in the context of inclusive education. This discussion will help you understand
The organization has implemented several noteworthy practices to support the development of a dynamic working culture.
State what you believe about standardized testing. You must be able to effectively communicate your teaching philosophies to your family and community.
Provide two strategies your peer can use when providing professional development for their staff and one developmentally appropriate
Throughout this course we have been examining and exploring best practices for creating positive learning environments
You will research for at least two (2) reasons why strategic planning could be beneficial to any organization with supporting evidence.
In this competency, you have learned the skills of being a better communicator, and so much of that communication starts with YOU!