Escience lab 1 answers
[DOC File]Physical and Chemical Properties Lab
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1. Remove the baking soda cups from your box. 2. Record your observations of the powder into Table 1 in the ‘Unmixed’ column. 3. Use the popsicle stick to put some of the baking soda on the plate. Use a . pipette to add water to the baking soda on the plate, mix with . popsicle stick. Record your observations in Table 1 in the column labeled
[DOCX File]Lab: Radioactive Skittles
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1 cup of Skittlium atoms per group. 1 empty cup to hold decayed Blankium atoms. paper towels to cover work area. Procedure: IMPORTANT: Cover your work area with paper towels so that you will be able to eat your Sk atoms after the experiment. If an atom falls onto the floor at …
[DOC File]Science Lab Report Example Using the Seed Germination ...
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1. Gather all of the materials needed to perform the experiment. 2. Make the acid solution by diluting household vinegar with water until a pH of 5 is obtained. 3. Label each Zip Loc bag with the treatment type, name of person in lab group, and period number. 4.
[DOC File]Electrical Circuits Lab - Allison Avery's Science Class
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Electric Current and Circuits Lab. Objective: Understand the basic parts of a circuit and how an electric current moves through it. Materials: battery. battery clip. light bulb. wire. Procedure: Read the paragraphs covering “Electric Current”. Answer the questions 1-6. on your answer sheet.
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Part 1: Brownian Motion. In this part of the lab, you will use a microscope to observe Brownian motion in carmine red powder, which is a dye obtained from the pulverized guts of female cochineal beetles. Materials. Glass slideToothpickCarmine red powderCoverslipTap water. Procedure. 1. Obtain a microscope slide and place a drop of tap water on ...
[DOC File]Identification of an Unknown Metal
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The specific heat capacity of water is 4.184 J/g((C. In this lab you will be measuring the specific heat of an unknown metal by measuring the amount of heat it transfers to a known amount of water. To do this you will use a calorimeter – in this lab, that’s a Styrofoam cup. Safety Precautions: Goggles must be worn.
[DOC File]Diffusion Lab - BrainMass
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Procedure 1: Separate the bottom and top of the Petri dish. Place the two dishes over a ruler, making sure that you can read the markings on the ruler through the dish. Fill the two Petri dishes with corn syrup until the entire bottom surface is covered. Using a micropipette, place a single drop of blue dye in the middle of the Petri dish lid.
[DOCX File]Diffusion In Agar Cubes
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Phenolphthalein is an acid/base indicator that turns pink in the presence of a base such as NaOH. Thus the surface of the agar cubes will turn pink immediately when put into a NaOH solution. The NaOH will continue to diffuse through the cube and gradually turn the inside of the cube pink. The guiding question for this lab is thus:
[DOC File]Part 1: What is it
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(5) 250 mL Beakers 3 Chamois Cloth Pieces 3 Feathers (1) 100 mL Graduated Cylinder 2 2/3T. (apx. 40 mL) Liquid Dishwashing Soap Measuring Spoon 2 2/3 T. (apx. 40 mL) Vegetable Oil Permanent Marker 2 2/3 T. Powdered Dishsoap 2 2/3 T. Powdered Laundry Detergent
[DOC File]TYPES OF CHEMICAL REACTIONS LAB
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Add 5 drops of sodium sulfite solution and 1 drop of 6 M hydrochloric acid to a well in a micro-well plate. Record observations. (WARNING: WAFT THE GAS GIVEN OFF TO SMELL!) Clean and return all lab equipment. IV. Data/Questions: Part #2 Data Table . Sample Appearance of each Before Reaction Appearance After Reaction 1. Zinc + Hydrochloric acid. 2.
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