properly neutralize and dispose of acidic and basic solutions. Materials 5 mL 4.5% Acetic Acid (vinegar)‚ C2H4O2 (1) 10 mL Graduated Cylinder 8 Litmus Test Strips (Neutral) Permanent Marker 2 Pipettes 1 g Sodium Bicarbonate (baking soda)‚ NaHCO3 4 Weigh Boats *Water *You Must Provide Procedure 1. Use the permanent marker to label three of the weigh boats as A - C. 2. Measure and pour approximately 5 mL of water into weigh boat "A". 3. Add 0.5 g sodium bicarbonate to weigh boat "B". 4. Measure
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cup and poured into test tube A. With the marker pen‚ label this test tube A 5. Specimen B - 100 ml of milk is measured using the measuring cup and poured into test tube B. With the marker pen‚ label this test tube B. Using a toothpick‚ add a small amount of E. Coli specimen to test tube B. Shake the test tube to mix the specimen thoroughly. 6. Specimen C - 100 ml of milk is measured using the measuring cup and poured into test tube C. With the marker pen‚ label this test tube C Using a toothpick
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using a pencil‚ i drew a line one cm (1/2 inch) from the edge of one end of one strip of paper dot the strip 4 times with a pencil and each dot with a diffrent color alo g the 0.5cm line‚ 1/4 inches apart. by using the marker‚ u will then mark each dot with a diffrent colored marker on the paper strips. wait for a moment and let it dry‚ then i went and go back to apply more colors on the dots. before doing the experiment i made preditions‚ educated guesses on the pigment componets i expect to seefrom
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in another area that can be easily wiped down if anything spills. It is also a good idea to lay down newspaper on the countertop before setting up the lab to help keep the counter surfaces clean. Materials: * Four different markers (including one black permanent marker) * Rubbing alcohol or isopropyl alcohol * Coffee filters (2) * Tall glasses or plastic cups (2) * Pencil * Ruler * Tape * Table salt * Water * Measuring cups/spoons * Clean pitcher or 2-liter
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Tenements are what workers stayed in when they were working in the mines during the industrial revolution. A tenement is a large. A tenement is a large building divided into many rooms. The word "tenement" originally referred to tenancy and therefore to any rented accommodation. Tenements make up a large percentage of the housing stock. Tenements were originally made for a lot of immigrants‚ immigrating to the city. Tenements have very poor conditions and often people got sick or got diseases due
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Problem question: When a Shell - less egg is placed into a beaker of corn syrup‚ will there be any water going into or out of the egg and if the shell - less egg is placed in a beaker of distilled water will be any net flow of water going into or out of the egg. Hypothesis: If a shell - less egg is placed into a beaker of corn syrup solution‚ then there will be a net flow of water going into the egg because the water molecules will be small enough to pass through the membrane of the egg. If
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laboratory tests. The tests now available are the Peace of Mind and the Court Approved identification profiling DNA tests. DNA profile testing is undertaken by assessing and analysing 16 genetic markers. A genetic marker is a gene or a DNA sequence that allows identification of an individual. These markers are used to study relationships between for instance an inherited disease and its genetic cause i.e. mutation of a gene that causes a defective protein. Visit: http://www.testdiagnostics.com/uk/product/identification-profiling-test
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GAIT ANALYSIS AND RECOGNITION TECHNIQUES Gait analysis is the systematic study of animal locomotion‚ more specifically the study of human motion‚ using the eye and the brain of observers‚ augmented by instrumentation for measuring body movements‚ body mechanics‚ and the activity of the muscles. Gait analysis is used to assess‚ plan‚ and treat individuals with conditions affecting their ability to walk. It is also commonly used in sports biomechanics to help athletes run more efficiently and to identify
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Materials: * Beaker * Measuring Spoon * Water * Liquid Dishwashing Soap * Glycerin * Corn Syrup * Permanent Marker * Stopwatch * Bubble Blowing Toy Procedure: 1. First‚ make your bubble solutions‚ and store them in clearly labeled glass mason jars. Use one jar for each different solution and label with the formula using a permanent marker. Here are three basic solutions to try‚ but notice that the total volume of the
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• Duckweed (Lemna minor) is a member of the Lemnaceae family (Monette et al. 2006) it is a small plant that floats on the surface of still or stagnant water that is usually rich in nutrients (Keddy 2010). It was seen that Duckweed thrived in areas of high nutrient content‚ high sunlight and warmer temperatures (Taylor 2011) .It was also seen that fertilisers contained nutrients‚ such as nitrates‚ which greatly influences duckweed growth. Duckweed is also used for feed for farm animal‚ such as ducks
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