Answer:
2 grinding of wheat is just a physical change
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D. All of the above. Developing medicine, analyzing compounds and producing new product such as plastic all have to deal with chemistry.
On complete conversion (100% yield) 9.75 g of ethyl butyrate will be produced. Below is the solution.....
Answer:
Magnesium carbonate doesn't dissolve in water, only acid, where it will effervesce (bubble).
Explanation:
An insoluble metal carbonate reacts with a dilute acid to form a soluble salt. Magnesium carbonate, a white solid, and dilute sulfuric acid react to produce magnesium sulfate. Colourless magnesium sulfate heptahydrate crystals are obtained from this solution.
<span>D. The average kinetic energy of their particles is the same.</span>
