What is the AHsol for LiBr → Li+ + Br-? The lattice energy is -734 kJ/mol, the enthalpy of hydration for Li+ is -499 kJ/mol, and the enthalpy of hydration for Br- is –284 kJ/mol. Use AHsoi= -A Hat + AHhydr.
A. 519 kJ/mol
B. -49 kJ/mol
C. 49 kJ/mol
D. 1,517 kJ/mol
ITS NOT A!

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Draw two cyclic constitutional isomers of cis-1

Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]