two hypothetical ionic compounds are discovered with the chemical formulas xcl2 and ycl2, where x and y represent symbols of the imaginary elements. chemical analysis of the two compounds reveals that 0.25 mol xcl2 has a mass of 100.0 g and 0.50 mol ycl2 has a mass of 125.0 g.

Aggregation is the process of all of your data. a. gathering b. analyzing c. collecting d. observing

Trey has answered 15 e-mails. this is 20% of e-mails he must answer. how many e-mails does he need to answer? pls ; op'; ; p'[o; pio; uiylutryte

When amy exercises in her fitness center for 1 hr she burns a total of 475 calories. if she burns 9 calories a minute jogging on the treadmill and then burns 6.5 calories a minute pedaling on the stationary bicycle how many minutes of the hour does she spend exercising on the bicycle?