Answer: Physics is about
how things move and why things move
Explanation:
Answer:
The equation is already balanced. There's an equal number of materials on each side of the equation.
175 lbs x ( 1 kg/ 2.2 lbs) = 79.55 kg.
Note that 1 kg = 2.2 lbs
Answer:
The halogen bulb lasts longer because the filament lasts longer. It can have twice the life of an incandescent and use the same amount or slightly less (10%) electricity.
Explanation:
Calculate the pressure using the Van der Waals equation and the pressure using the ideal gas equation PV=nRT. Subtract the two pressures to get the difference. then:<span>Calculate how many moles of ammonia you have using the ideal gas equation PV=nRT. Multiply the number of moles by the molar mass of ammonia to get the mass in grams.</span>
