Which property or properties of gases accounts for the observation that cases1. gas particles have no volume. ii. gas particles exhibit elastic collisions. iii. gas particles are in constant random motion, iv. gas particles do not exert attractive or repulsive forces on one anothera. b.eland ivi onlyi and iic. i, ii, and iiid. iii and iv

B. a graduated substance

Answerd. may include all of these are many definitions of bases: the  brønsted-lowry definition of acids and bases says that bases are proton acceptors.the arrhenius definition of acids and bases says that bases increase [oh⁻] in solution (thereby producing oh⁻ ions)the lewis definition of acids and bases says that bases donate electron pairs.therefore, the sensible answer is that a base may include all of the described characteristics.