Calculate density-mole fraction and molality of solution
A solution of phosphoric acid was made by dissolving 10 g of H3PO4 in 100 ml of water. The resulting volume was 104 mL. Calculate the density, mole fraction, molarity, and molality of the solution. Assume water has a density of 1.00 g/cm3.
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Arrange CH4, Cl2, and CO2 in order of increasing strength of dispersion forces. (least to the greatest)
One cubic meter (1.0 m3) of aluminum has a mass of 2700 kg, and a cubic meter of iron has a mass of 7860 kg. Find the radius of a solid aluminum sphere that has the same mass as a solid iron sphere of radius 4.63 cm.
The table shown below lists sample dentist patient appointment data. A patient is given an appointment at a specfic time and date with a dentist located at a particular office?
Contrast the government of Rome with medieval feudalism and that of the rising nation states in the seventeenth century.
Calculate the density, mole fraction, molarity, and molality of the solution. Assume water has a density of 1.00 g/cm3.
How many times faster is the speed you found in (a) than the speeds of our fastest current spacecraft (around 50,000 km/hr)?
Write the acid/base equilibrium reaction (net-ionic) for the major species present in an aqueous solution of each of the following substances. use H3O+ as the acidic species
What is the molar mass of a compound that takes 1.45 times as long to effuse through a porous plug as it did for the same amount of XeF2 at the same temperature and pressure? Answer in units of g/mol.
Describe the effects of the ECB infestations you used. Were all corn varieties equally effective at controlling the ECB? How do you know?
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Addressing Loneliness in Older Adults Through Nostalgia-Driven Technology Loneliness in the elderly is a growing psychological and public health concern.
After the group session on addiction has been conducted, reflect on the group experience, and answer the questions listed below, elaborating on the answer given
Problem: The Stanford-Binet Intelligence Scales were first developed in France in 1916 and originally called the Binet-Simon scale.
Finally, you should state the hypotheses for your research. Your hypotheses are predictions about what you would logically expect to find in your research
Please explain what the interpreter did in the during interpretation stage what demands would the interpret make and what controls did the interpreter
Does personality play a role in attraction in a relationship? And are there other personality theories that explain attraction?
According to researchers, which of the follow Big 5 traits is said to be the opposite of disinhibition?