Why are fossil fuels still the primary way humans harness power

Food spoils because of chemical reactions. Many types of spoilage occur because of the actions of microorganisms, such as bacteria. These organisms, like all organisms, rely on chemical reactions within their bodies to carry out their life processes.

A subshell contains eight electrons. Which subshell could it be?

Potentially hazardous foods on their way for delivery to your establishment must be kept at what temperature

What creates Earth's magnetic field? A) movement of ocean plates B) mantle convection currents C) continental plate movement D) radiation

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1. How is pressure affected as depth increases? 2. As the sun heats the surface of the oceans, two layers of water result. What separates the layers? 3. How is temperature affected when? (a) the depth increases (b) the latitude increases 4.

Are nails in a jar with water a chemical change

What is the molarity of a solution composed of 4.73 g of potassium iodide (KI) dissolved in enough water to make 0.169 L of solution? Answer in units of M.

Suppose you were given a substance and asked to determine whether or not it was a plasma. Write the characteristics you would look for to identify the substance.

What is a comet? tell in a short and easy answer