The (w/w) % of aqueous solution of NaCl is 10. What is its (w/v) % ? (Density of solution is 2 g/mL)
(a) 20 (b) 50 (c) 30 (d) 80

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Define dew point. i am writing this part to be able to ask the question