Cho phản ứng sau : A(l) + 2B(k) 2E(k) . Với các số liệu : Chất A(l) B(k) E(k)
ΔH°298, s (kJ/mol) -276,9 0 -285,8
S°298 (J/mol. K) 161,0 2n,0 69,9

a. Phản ứng trên tỏa nhiệt hay thu nhiệt?
b. Hãy cho biết phản ứng sau xảy ra theo chiều nào ở 298K, 1 atm ?
c. Tính KP và KC cuả phản ứng trên

What is the mass of 4 molecules of co2

Can someone me with 3 and 4 plz. this is for masteries test.

Listenbase your answer to the question on the information below.nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body.cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment.which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61