Chemistry
Chemistry, 18.03.2020 16:46, mnrtunes

Attempt 3 During an experiment, a student adds 2.90 g CaO 2.90 g CaO to 400.0 mL 400.0 mL of 1.500 M HCl 1.500 M HCl . The student observes a temperature increase of 6.00 °C 6.00 °C . Assuming that the solution's final volume is 400.0 mL 400.0 mL , the density is 1.00 g / mL 1.00 g/mL , and the heat capacity is 4.184 J / g ⋅ °C 4.184 J/g⋅°C , calculate the heat of the reaction, Δ H rxn ΔHrxn . CaO ( s ) + 2 H + ( aq ) ⟶ Ca 2 + ( aq ) + H 2 O ( l )

answer
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 10:50, deb2710
How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
Answers: 2
image
Chemistry, 22.06.2019 16:50, TheOriginal2x
Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m
Answers: 3
image
Chemistry, 22.06.2019 19:10, aamu15
Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.
Answers: 3
image
Chemistry, 22.06.2019 20:30, ashley4329
Select all the correct answers. which compounds have the empirical formula ch20? (multiple answers)a. c2h4o2b. c3h603c. ch2o2d. c5h1005e. c6h1206
Answers: 2
Do you know the correct answer?
Attempt 3 During an experiment, a student adds 2.90 g CaO 2.90 g CaO to 400.0 mL 400.0 mL of 1.500 M...

Questions in other subjects:

Konu
Mathematics, 06.05.2020 05:44