Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
How do i get form J to kj/mol? I used 50ml of 1.0M of HCl and .55g of Mg in the reaction
q = m x c(s) x ΔT
m = 50g
c(s) = 4.184 J/ g °C, water
ΔT = 38.21 °C
q = 50 x 4.184 x 38.21
q = 7993.5 J
Cosider a light sensitive reaction. What energy, in joules per photon, is needed to drive the reaction if delta H rxn is equal to 305 kJ/mol?
What is the volume of 295 mL of a sample of gas at 52.0°C and 710. mm Hg if the conditions are adjusted to STP
A 25.72 mL sample of a 0.200 M solution of barium nitrate is mixed with 11.19 mL of a 0.250 M solution of potassium sulfate. Assuming that all ionic species are completely dissociated
The density of iron is 7.87 . What is the mass of a 4.00 4.00 1.00 block of iron? Express your answer to three significant figures and include the appropriate units.
Problem- When rubidium metal is exposed to air, two atoms of rubidium, Rb, combine with one atom of oxygen. If 1.75 grams of rubidium is exposed to air, what will be the mass of the product in grams
Calculate the molarity of a solution made by dissolving 12.5 grams of Na2CrO4 in enough water to form exactly 550 mL of solution.
Explain what quantity of excess reactant remains when 4.80 moles of Fe reacts with 3.93 moles of O2. 4Fe + 3O2 Æ 2Fe2O3
The first order rate constant for decomposition of an insecticide in the environment is 3.43x10^-2 d^-2. How long does it take for the concentration of insecticide to drop to 1/10 of its initial value
A solution contains 0.200 moles of HCOOH and 0.100 moles of HCOONa in a 200 mL volume is found to have a pH of 3.44. What is the Ka of HCOOH
This leaves the aspartic acid amine group and the side chain carboxylic acid functional group of aspartic acid. Find the values for these two groups of as partic acid and calculate a predicted pI value for aspartame
Question- You digested a protein with trypsin, chymotrypsin, and CNbr. For each of the proteolytic fragments were then sequenced and the data is shown below. from this data, list the amino acids in the correct order to get the sequence of the undi..
Problem- Consider an electronic transition of a diatomic molecule in which the up- per electronic state has a larger equilibrium bond distance than the lower state. Determine the value of J for the lower electronic-vibrational state at which the t..
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd