In a new chemical process, a reboiler for a tower requires a heating medium at 290°c. two possible solutions have been suggested: (a) use high-pressure steam superheated to 320°c, and (b) use saturated steam at 320°c. suggest one disadvantage for each suggestion.

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

Detrimental the length of the object shown 1. 97.8mm 2. 97.80 mm 3. 97mm 4. 98mm