hilby1748 hilby1748

03-10-2017
Chemistry

contestada

What is the mass of 10 molecules of nitrogen dioxide, no2, in g? use 3 sig. fig?

Respuesta :

kritter1 kritter1

03-10-2017

Find the molecules in moles.

10/(6.02 x 10^23) = 1.66 x 10^-23 moles

mass = moles x molar mass

m= 1.66 x 10^-23 moles x 46 g mol^-1

m= 7.64 x 10^-22 grams

Hope I helped :)

Answer Link

Otras preguntas

Dalia has just enough money to buy either 6 pears and 20 oranges or 12 oranges and 11 pears. A pear costs $ 0.80. How much does an Orange cost ?

In which system of government would states function independently of each other?

4.2meters= how many centimeter

Two taps A and B fill a swimming pool together in two hours. Alone, it takes tap A three hours less than B to fill the same pool. How many hours does it take ea

what rule does static electricity follow

Sophia bought 3 yards of trim to put around a rectangular scarf. She wants the width of the scarf to be a whole number that is at least 6 inches and at most 12

Is 5/7 greater than 4/6

Do you think then solid can undergo convection

The length of a rectangle is 4 times its width and the perimeter is 150 feet. What is the width of the rectangle? A. 75 feet B. 30 feet C. 15 feet D. 60 fe

Why is California warm and moderately humid but Nevada is hot and dry? A. The two states are at different latitudes. B. As air moves west over California's mo