A satisfactory Lewis structure for this compound is 53. CH 2 O - trigonal planar 56. Silver bromide 58. 2.80 grams of a monoprotic weak acid, HX, was dissolved in water. Titration of the acid to its equivalence point required 29.2 mL of 0.500 M NaOH solution.
Carbon dioxide is a gas at room temperature while silicon dioxide is a high-melting solid.