Which of these statements represent a possible hypothesis from the salt boiling lab?

addition of salt to water will cause the boiling temperature of the water to increase.

addition of salt to water will cause the boiling temperature of the water to decrease.

addition of salt to water will cause the boiling temperature of the water to neither increase nor decrease.

all of these represent hypotheses.

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit