The enthalpy of vaporization of water ah = kj mol^-1, at t = when water ㎝3 in an open vessel evaporates at this temperature, (a) calculate the change in entropy of the surroundings; 1 mark] (b) has the entropy of the surroundings increased or decreased? [1 mark]

Which table shows a proportional relationship between miles traveled and gas used?

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as