What is the %-solution when 123 g Li2SO3 are dissolved in 450. mL of water?

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.

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

What type of electromagnetic radiation has a shorter wavelength than blue light