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Questions (3)
How do you separate oxygen and methane gases?
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What mass of calcium phosphate form by the reaction of 50 mL of 0.2 M H3PO4 with 80 mL of 0.1 M Ca(OH)2?
2 H2PO4 + 3 Ca(OH)2 -->
3 answers
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A particle is moving along the curve y=4sqrt(4x+1) . As the particle passes through the point (2,12), its x-coordinate increases
1 answer
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Answers (2)
Yes I made a typo, sorry. I don't see the example. Can you resend it? Thank you.
A farmer needs to spread fertiliser over a paddock measuring 40m by 80m. The instructions on the fertiliser bag say to use 80grams per square meter. How many kilograms of fertiliser will be needed?
