The length of Mac’s bedroom is 3m 59cm. Dennis’ bedroom is 2m 89cm longer than Mac’s bedroom. How many centimeters long is Dennis’ bedroom?

Which of these is a physical property

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.