How many watts are required to power a guitar amplifier that operates on 220 volts and 22 amps?

A. 2820 watts

B. 4840 watts

C. 6000 watts

D. 6840 watts

Which is the next logical step in balancing the given equation? N2 + O2 → NO2 Place the coefficient 2 in front of oxygen and nitrogen dioxide. Place the coefficient 3 in front of oxygen and nitrogen dioxide. The equation is already balanced.

Calculate the enthalpy of the reaction h2 (g) f2 (g) → 2hf (g) using bond enthalpies and compare this value to the result obtained by using the standard enthalpies of formation.

Given four particle models: which two models can be classified as elements?

Moving up trophic levels there is an increase in energy, entropy, and biomass. a. True b. False

What force will act on a sled to make it slide down a hill?

You would know you were in the troposphere If? It were raining on you You were floating in space You were flying in a high altitude jet You were in the ozone later

A burning match is an example of a chemical change phase change nuclear change physical change

The table below shows the shapes of two samples, C and D, when placed in three containers of different shapes.

How many grams of KCl are produced when 60 grams of K are reacted?

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