Question

1) of the species below, only_ _ is not an electrolyte. A) HCI B) Rb2S04 C) Ar D) KOH E) NaCl 2) Aqueous potassium chloride will react with which one of the following in an exchange (metathesis) reaction? A) calcium nitrate B) sodium bromide C) lead nitrate D) barium nitrate E) sodium chloride 3) When aqueous solutions of are mixed, a precipitate forms. A) NiBr, and AgNO, B) Nal and KBT C) K,SO, and CrCl, D) KOH and Ba(NO), E) Li,CO, and Csi 4) The net ionic equation for the reaction between aqueous sulfuric acid and aqueous sodium hydroxide is A)H(aq) +HSO. (aq) + 2OH(aq) → 2H,O (1)+S0,- (aq) B) H+ (aq) +HSO4 (aq) + 2Na+ (aq) + 2OH(aq) → 2H,O (1)+2Na+ (aq) +S02(aq) C)S0 (aq) + 2Na+ (aq) + 2Na+ (aq) +SO. (aq) D) H+ (aq) +OH(aq) →H,O(1) E) 2H(aq) +SO+ (aq) + 2Na+ (aq) + 2OH(aq) 2H,0 (1) + 2Na* (aq) +SO+ (aq) 5) Which one of the following solutions will have the greatest concentration of hydroxide ions? A) 0.100 M rubidium hydroxide B) 0.100 M magnesium hydroxide C) 0.100 M ammonia D) 0.100 M beryllium hydroxide E) 0.100 M hydrochloric acid 6) Which hydroxides are weak bases? A) KOH, Ba(OH)2 B) Sr(OH), KOH, NaOH, Ba(OH), C) KOH, NaOH D) KOH, NaOH, Ba(OH), E) None of these is a weak base.

please circle the correct answer. don't worry about showing work.

Answer 1

Answer:-

These questions are answered by using simple concept of acida and bases.

The answer is given in the image,

Answeró- 1). c) Ar 2). e) lead nitrate 3). A) Ni Birz and AgNO3 4. D) . Ht caq, + OHlag, H₂Oil) 5.0.100M magnesium hydrosade 6). E). None of these is a weak base