An unknown solvent freezes at 36.3°C. When 2.02 g of urea (a non-electrolyte, molar mass = 60.06 g/mol) are dissolved in 25.0 g of the solvent, the solution formed freezes at 34.7°C. What is the freezing point constant for the unknown solvent?

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.

c. orbital shape i hope this is correct