What is the new pressure
A gas occupies a volume of 458 mL at a pressure of 1.01kPa abd temperature of 295 K. When the pressure is changed, the colume becomes 477 mL. If there had been no change in temperature, what is the new pressure?
Expected delivery within 24 Hours
The acidic constituent in vinegar is acetic acid. A 10.0-mL sample of a certain vinegar contains 500. mg of acetic acid. What is this mass of acetic acid expressed in micrograms?
Starting with 3.10 moles of HBr in a 12.0 L reaction vessel, calculate the concentrations of H2, Br2, and HBr at equilibrium.
A student makes 215 mL of a 3.15M solution of Na2SO4. he then forgets to seal it and some water evaporates overnight. When he comes back int he morning, the volume of the solution is only 205 mL.
A laboratory animal exercised on a treadmill that was connected to a weight with a mass of 256 g through a pulley. The work done by the animal raised the weight through 1.22 m.
A gas occupies a volume of 458 mL at a pressure of 1.01kPa abd temperature of 295 K. When the pressure is changed, the colume becomes 477 mL.
Potassium weighing 3.91 grams was carefully placed in a 1 liter beaker filled with water. All of the potassium reacted to produce bubbles of hydrogen gas, which, because of the extraordinary care that was taken, did not ignite.
Codeine, C18H21NO3, a commonly prescribed painkiller, is a weak base. A saturated aqueous solution contains 1.00 g codeine in 120 mL of solution and has a pH = 9.8. What is the Kb of codeine?
A Current firm's cost per unit (on a product) is $0.87, it will rise at the rate of 15% annually over 3yrs. Current selling unit price is $0.97 and is expected to rise at a 4% annual rate. If a manager expects to sell 5.5, 6.8, and 8 million units
Magnesium powder reacts with steam to form magnesium hydroxide and hydrogen gas. What is the pecentage yield of 10.1g Mg reacts with an excess of water abnd 21.0g Mg 9g (OH)2 is recovered?
1947777
Questions Asked
3,689
Active Tutors
1458022
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Does technology make us more alone? Tech shouldn't replace real life interactions because it causes many to feel lonely and disconnected from others.
After conducting scientific observations on a construct of interest, it is essential to have a foundational understanding of existing research on that construct
Elaborate and ask a question in less than 100 words However, challenges such as cultural biases, subjectivity in diagnosis, and practical constraints
You did a great job explaining how the 16PF and the NEO overlap yet offer different kinds of insight. I especially appreciated how you highlighted that
Elaborate on The DSM incorporates both categorical and dimensional models of diagnosis. Categorical models classify disorders into discrete categories
The essence of Chance's (2022) discussion involved Black women in higher education leadership.
Problem: The purpose of psychological testing is for counselors to gain a comprehensive understanding of their clients' behaviors,