'75 ml' diaporamas de présentation

KS4 Mathematics

KS4 Mathematics. N6 Ratio and proportion. N6 Ratio and proportion. A. Contents. N6. 2 Dividing in a given ratio. A. N6.3 Direct proportion. A. N6.1 Ratio. N6.4 Inverse proportion. A. N6.5 Proportionality to powers. A. N6.6 Graphs of proportional relationships. A.

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KS3 Mathematics

KS3 Mathematics. N8 Ratio and proportion. N8 Ratio and proportion. Contents. N8.2 Dividing in a given ratio. N8.1 Ratio. N8.3 Direct proportion. N8.4 Using scale factors. N8.5 Ratio and proportion problems. Stacking blocks. What is the ratio of red counters to blue counters?.

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SECTION 12.1

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Common Ion Effect

Common Ion Effect. Buffers. Common Ion Effect . Sometimes the equilibrium solutions have 2 ions in common For example if I mixed HF & NaF The main reaction is HF ? H + + F - But some additional F - ions are being added from the NaF

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Science 20

Science 20. Unit A: Chemistry Topic: Calculating Concentrations. Do Now. Why is a molecular molecule a non-electrolyte?. The Plan. Use math to calculate concentrations. We will learn three methods to communicate concentration-Today focus on percent by volume.

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Acid-Base Titration & pH Chapter 15B

Acid-Base Titration & pH Chapter 15B. West Valley High School General Chemistry Mr. Mata. Acid Rain and Stream Water pH. Acid rain occurs when SOx and NOx compounds from air pollution react with water to produce acids. H 2 SO 4 ( sulfuric acid ) found in car batteries .

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Infusion Time and Volume

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Metric Measurement

Metric Measurement. To Measure the volume of a liquid:. Always use the smallest one that can fit the volume you need. Use a 10 ml cylinder if you only need 5 ml If you need 75 ml, use the 100 ml cylinder. Measuring with a Graduated Cylinder. Measure at the lowest curve of the meniscus

118 views • 11 slides