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rquizzi ?-ac MVeteran Documen .elCMHS Portal crnp-prodd tadi.. Quiz Lab Final Odie a Upload VA Knowledge Base ¢ MOER-MAT122 Summer R Call Back R e VA Identity and Access M e Question 9 7 pts A sample of 0.973 g sample of sand is taken from Long Beach. The sample contains sand and salt. In order to determine the % salt in the sample, the sample was mixed with distilled water. The solution of water, salt, and sand was then poured into filter paper so the salty water can pass through and get collected in a beaker. The sand is then dried for 30 minutes under a heat lamp and is weighed again at 0.825 g. What is the % salt in the sample? 15.2% O 84.8% ?:11.8% o 17.9% Question 10 7 pts

Explanation / Answer

Initial weight = sand + salt = .973 g

Final weight = sand = .825 g

% =(( Initial - final )/Initial )*100=

=(( .973-.825)/.973 ) *100

=15.2%

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