Based on the solubility graph. what effect does increasing the temperature of these substances have in their solubility? does this suggest that these substances are solids or gases? explain PLEASE HELP

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).

Write a hypothesis about the effect of increasing resistance on the current in the circuit. use theformat and be sure to answer the lesson question. “how do changes in voltage or resistance affect current in an electric circuit? ”

See the attachment and solve question 5th