Aforce of 200n is needed in order to push a wheelbarrow that weights 1000n. if the wheelbarrow is pushed 30m, how much work is done on the wheelbarrow? what power is required if it takes 10 seconds to push the wheelbarrow?

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.