Compare and contrast compounds and mixtures (select all that are true): Compounds are pure substances, but mixtures are not.
When two elements bond together into a compound they have new properties.
o When two substances are mixed together in a mixture, they keep their individual properties.
Compounds are physically combined.
O Mixtures are chemically combinded.

Dalton’s model of an atom is the best described as a) a solar system b) a solid sphere c) a cloud d) a scoop of chocolate chip ice cream

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s. what is the wavelength?

Listed below are the measured radiation absorption rates (in w/kg) corresponding to 11 cell phones. use the given data to construct a boxplot and identify the 5-number summary. 1.16 0.85 0.69 0.75 0.95 0.93 1.18 1.17 1.42 0.54 0.57 the 5-number summary is nothing, nothing, nothing, nothing, and nothing, all in w/kg. (use ascending order. type integers or decimals. do not round.)