4. Put one egg in the beaker of water and the other in the beaker of syrup. 5. Take both eggs out after 15 minutes and record each of their masses. 6.
Make the new dilution series. Remember to start with salt concentration where the egg first floated. (If you don't have enough solution from the original serial dilution, make some more by starting from the stock solution.) 8. As before, test the egg in each cup, starting with the lowest salt concentration.
Eggsellent Lab Analysis Questions 1. Draw and label two pictures - Initial and Final - showing the movement of food coloring molecules. You must use all of the following words: high concentration, low concentration, diffusion, and cell membrane 1. Draw the egg after it has been in the food coloring for 24 hours. Explain what might have occurred (be sure to explain what conditions had to exist both inside and outside the egg)using all of the following terms: diffusion, semi-permeable membrane, high concentration, low concentration.
Liz Somone Chem 112 TA: Meng Floating Egg Lab Report The goal of this experiment was to determine the density of a solution needed to float an egg, the freshness of an egg, and the way volumetric glassware affects the value and accuracy of density. The types of volumetric glassware used were a 25-mL buret, 25-mL Mohr pipet, 25-mL volumetric pipet, 25-mL volumetric flask and a 25-mL Erlenmeyer flask. I prepared a 1500 mL solution of salt and water in order for the egg to float. Using that same solution I filled a buret that was mounted vertically to the 0 and then drained the solution to nearest 0.00 mL. The solution was then drained into an Erlenmeyer flask and I recorded the weight of the flask before (W1) and after the solution (W2) and then subtract the weight of the flask with the solution from the weight of the flask alone in order to find the absolute mass of the solution (W3).
From your three trials, calculate the average volume of Na2S2O3 needed for the titration of 25.00mL of diluted bleach. 3. Use the average volume and the molarity of Na2S2O3 to determine the molarity of the diluted bleach. (Find moles of Na2S2O3, convert to moles of NaClO, and divide by volume of dilute bleach that was titrated in each trial to get M). 4.
We now slowly pour the solution into a funnel with filter paper. The extract along with 2 pieces of Iodine are added to a new beaker and left for 10 minutes. Finally to determine if the lab was successful, three tests are conducted for Iodine, Iodide and triiodide. The objective is to produce a tincture of iodine by extracting iodide and other components from seaweed. Warm up Activity 1.
Procedure: 1. Fill a beaker two-thirds full of water and add approximately 20 drops of IKI. Write down the solution's color and record the mass of the bag. 2. Do an initial Benedict's test on the 15% glucose/1% starch and the beaker solutions for glucose by putting some of the solution and a roughly equal amount of blue Benedict's solution in a test tube, placing the test tube in boiling water for 90 seconds, and observing whether or not the solution changes color from blue.
Eggs have a higher consumption than beef within the consumers. Beef is more prone to competition, income, safety
Haocheng Zhen Aron Jouvenet John Cureg Date: 5/20/2014 Egg Drop Competition Lab Abstract: The Goal for the lab is to design and build a contraption that can protect 1 large Grade AA raw egg from breaking when it is dropped from the second floor balcony of the Pg Bldg at Citrus College. At the Day 1 we design the first contraption, and find the physics behind contraption. At the day 2, we test the prototype, and if the egg broke, we should adjust it. After the adjustment, we measure the mass, height of drop, and time in flight of the contraption. We did the calculation after we finished the measurement and adjustment.
Higher the body fat percentage lesser frequently you will need it, so if you are 20% body fat or higher, then you should start with a refeed day once every 3-4 weeks How much should you increase the calories? This is a Trial and error method – Try -> Error ->Adjust ->Repeat. Try it see how your body responds, see the changes in your body after refeed. Start with minimum and slowly you can keep on increasing the carbs. Nutritional recommendations Calories - you can increase your calories by 20- 30%.