How many moles of solute are in 125 mL of a 2.0 M hydrochloric acid (HCI) solution?

Which of these is the result of scientific research and not engineering? a. a new shoe design that features air cushioning for more comfort and protection b. the creation of glass with uv protection. c. a conclusion about diet commonalities among diabetics. d. the development of a smaller, more compact missile.

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.