Other Chemistry Answers

air is mixture while water is compound.how law of constant composition helps in explaining this fact?

Silver nitrate mixed with sodium chromate

what is the perentage purity of 10g KMnO4 if it reacts with 100 ml of 10 volume H2O2 solution.

Which of the following statements is false?
A. Avogadro's Number is 6.022 × 1023.
B. One mole of argon has more atoms in it than one mole of neon.
C. One mole of nitrogen gas contains (2) × (6.022 × 1023) nitrogen atoms.
D. One mole of copper atoms is 6.022 × 1023 copper atoms.

4.6gm of glucose(C6H12O6) are dissolved in 100gm of water. If the density of resulting solution is 0.956gm/ml. calculate the normality of solution.

what are the advantages and disadvantages of sulfamic acid as a descaler

20 moles of nh3 are needed to produce how many moles of h2o.<<<<<<<stiochiometry

A volume of 80.0mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4). What was the molarity of the KOH solution if 14.2mL of 1.50 M H2SO4 was needed? The equation is

2KOH(aq)+H2SO4(aq)→K2SO4(aq)+2H2O(l)

2.804 g of a mixture containing manganese (IV) oxide and concentrated hydrochloric acid was heated. The resultant mixture weighed 2.591g and 71cm cube of chlorine,measured at s.t.p., was given off. show that thi reaction obeys the law of conservation of mass.[1 mole gas at s.t.p. occupies 22.4dm cube].

How many moles of oxygen gas react with 6.00 mol of propane C3H8?