Define acidity of base. 500 cc of 2N Na₂CO₃ are mixed with 400 cc of 3N H₂SO4 and
volume was
diluted one litre. will the
resulting solution be acidic, basic or neutral ?
Also calculate molarity of dilute solution.

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8

If you used the method of initial rates to obtain the order for no2, predict what reaction rates you would measure in the beginning of the reaction for initial concentrations of 0.200 m, 0.100 m, & 0.050 m no2.