Which statements describe an ideal gas

Which best describes why nh4+ can form an ionic bond with cl-?

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as