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Calculate the % of each element in calci...

Calculate the % of each element in calcium carbonate. (Atomic mass: C-12, O-16, Ca-40)

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SURA PUBLICATION-MODEL QUESTION PAPER HIGHER LEVEL-Subjective Questions
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  14. Calculate the % of each element in calcium carbonate. (Atomic mass: C-...

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  15. What are the factors that effect the speed of sound in gases?

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  16. What connection is used in domestic appliances and why?

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