Evidence shows that interstellar bodies are moving away from earth, some faster than others, which best suggests that the universe a) is shrinking. b) is expanding. c) was not formed by a big bang. d) has always been the same size. our solar system is in the milky way galaxy. what shape is this galaxy? a) oval b) rectangular c) spiral d) triangular our solar system lies in a) the central ring of the milky way. b) one of the spiral arms of the milky way. eliminate c) in the galactic center of the milky way. d) outside the spiral arms of the milky way.

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.

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury