Search & Filtering
Why does tree leaves inside school premises increase soil PH
Sn(s) + Sn4+(aq) ⇌ Sn2+(aq)
Aniline, C6H5NH2, when reacted with picric acid gives a derivative with an absorptivity of
134 cm−1
g
−1 L at 359 nm. What would be the absorbance of a 1.00 × 10−4 M solution of
reacted aniline in a 1.00-cm cell
134 cm−1
g
−1 L at 359 nm. What would be the absorbance of a 1.00 × 10−4 M solution of
reacted aniline in a 1.00-cm cell?
When 21.3 g of CO2 are made, how much heat is released?
How to prepare acetylene from calcium carbide.
cube of osmium metal has 1.500 cm on a side and has a mass of 0.07631 Kg
at 25°C. Calculate the density of the cube.
Balance the following redox reaction in basic media:
CN-
(aq) + MnO4
-
(aq) → CNO-
(aq) + MnO2
25.00 mL aliquot of 0.016 M NaCl was titrated with 27.52 mL of 0.18 M
AgNO3. Determine whether a precipitate will form at end point. Ksp AgCl = 1.6
x10-10
Calculate the pH of 0.12 M NH3 solution. Kb NH3 = 1.8 x10-5
