Are laundry detergent (contains blue & white crystals) solutions, suspension, or mechanical

What mass of carbon dioxide is produced from the complete combustion of 4.50×10−3 g of methane?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

The velocity of any object depends upon a) the location of the object. b) the location of the observer. c) which measurement tools are used. d) the relative motion of the observer.