Which statement about surfactant molecules is correct?

A) The head is hydrophilic and the tail is lipophilic.

B) The head is lipophilic and the tail is hydrophilic.

C) The head and tail are both hydrophilic

D)The head and tail are both lipophilic.

The length of a vector arrow represents its magnitude and the point represents its direction true or false apex

10. translate each of the following chemical equations into a sentence. a. 2 zns(s) + 3 o2(g) -> 2 zno(s) + 2 so2(g) b. cah2(s) + 2 h2o(l) -> ca(oh)2 (aq) + 2 h2(g)

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.