In preparation for a blizzard, a city dispatches a crew to spread salt on the street surface of the bridges around town. the salt is spread on the streets because it will likely change the freezing point of water from to

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?