25-07-2015
Chemistry

contestada

which of the following cannot be classified as a substance

which of the following cannot be classified as a substance class=

Respuesta :

25-07-2015

Gold and nitrogen are elements
Table salt is a compound
Air is a mixture of gases.

I would go with air

Answer Link

Otras preguntas

GSX stock is selling for $32.40 a share. A 4-month call on GSX stock with a strike price of $35 is priced at $.55. Risk-free assets are currently returning .3 p

Sammy, a calendar year cash basis taxpayer who is age 66, has the following source of income and expenses: Salary $90,000 IRA Distribution - Roth IRA $10,000 Me

Oozyil623 Corporation's third quarter budgeted sales and production numbers are below: July August September Sales in units 46,500 58,500 ? Production in units

A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from zero to 5.27 m/s in 0.833 s. What linear impul

Instead of building the enclosure of maximum area, the company wishes to build only a 20,000 square foot enclosure still using up all the fencing and situated w

Ruggles Circuit Company manufactures circuit boards for other firms. Management is attempting to search for ways to reduce manufacturing labor costs and has rec

g A proton and an alpha particle are released from rest at different locations from the negative plate of a charged parallel plate capacitor. The plates are 15

Write a letter to your sister congratulating her on her success in the exam

Please help! We the People of the United States, in order to form a more perfect union, establish justice, ensure domestic tranquility, provide for the common d

What similarity do Marx and Engels see between industrial society and feudal society?Both were based on capitalism. Both had class systems. Both had utopiarride