Chemistry, 25.06.2019 21:00 homework2358
Calculate the value of q (kj) in this exothermic reaction when 1.80 g of methane is combusted at constant pressure.
Answers: 1
Chemistry, 22.06.2019 03:30
Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!
Answers: 1
Chemistry, 22.06.2019 16:00
Which process transfers heat from inside earth to its surface? convection currents in mantle pulling away of tectonic plates drawing in of tectonic plates convection currents in crust
Answers: 1
Chemistry, 22.06.2019 18:00
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]
Answers: 1
Calculate the value of q (kj) in this exothermic reaction when 1.80 g of methane is combusted at con...
Health, 04.10.2021 02:50
Arts, 04.10.2021 02:50
Mathematics, 04.10.2021 02:50
Mathematics, 04.10.2021 02:50
Geography, 04.10.2021 02:50
Mathematics, 04.10.2021 02:50
History, 04.10.2021 02:50
Biology, 04.10.2021 02:50
Mathematics, 04.10.2021 02:50
Engineering, 04.10.2021 02:50
English, 04.10.2021 02:50
English, 04.10.2021 02:50
Computers and Technology, 04.10.2021 02:50
SAT, 04.10.2021 02:50
History, 04.10.2021 02:50