Conditions adjusted to stp
What is the volume of 235 mL of a sample of gas at 53.0°C and 740. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
Expected delivery within 24 Hours
The rate constants of some reactions double with every 10 degree rise in temperature. Assume that a reaction takes place at 305K and 315 K. What must the activation energy be for the rate constant to double as described?
A solution is initially 2.5 ? 10-3 M in Cu+ and 2.5 ? 10-3 in Pb 2+. Iodine ion is gradually added to the solution. Determine the concentrations of Cu+, Pb +2, and I- at the point of maximum separation.
A volume 10.0mL of a 0.00550 M solution of Cl- ions are reacted with 0.500 M soultion of AgNO3. What is the maximum mass of AgCl that precitates?
Caffeine is a stimulant found in coffee and tea . A solution of caffeine in chloroform as a solvent has a concentration of 7.90×10-2 . Calculate the percent caffeine by mass.
A solution is 0.010 M in both Br- and SO42-. A 0.250 M solution of lead(II) nitrate (Pb(NO3)2) is slowly added to it. a) which anion will precipitate first? b) what is the concentration in the solution of the first ion when the second one starts
Benzoyl chloride, C6H5COCl, reacts with water to form benzoic acid, C6H5COOH, and hydrochloric acid. This first-order reaction is 25% complete after 26 s. How much longer would one have to wait in order to obtain 99% conversion of benzoyl chloride
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
calculate the total volume of gases that can be collected at 1.2 atm and 293 k from 260 grams of nitroglycerin 4 C3H5(NO3)3
One liter of a solution of pH 9 has how many hydroxyl ions (OH-) than 1 L of a solution of pH 4?
Some sulfuric acid is spilled on a lab bench. It can be neutralized by sprinkling sodium bicarbonate on it and then mopping up the resultant solution.
1955318
Questions Asked
3,689
Active Tutors
1426116
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
You will produce a brief memo. You will first identify one organization or company for which you want to perform a writing audit.
Search the Internet to find (at least 2 websites) related to the general topic of Nano Robots. Please provide an in depth synopsis of the website.
Why is efficiency presented as a negative or harmful value in the work of both Foer and Tolentino?
Describe an occurrence of conformity from your own life, where you said or did something because that's what everybody else was saying or doing.
What is the adjacency matrix for the directed graph whose Python adjacency list representation is shown below?
Between the Anti-Wiretapping Law and Data Privacy Act of 2012, why do you think it's a priority to protect one's personal information?
What are the first notifications that need to be made? Consider what cross-functional teams are already involved.