"Observation of physical and chemical change in daily life" Essays and Research Papers

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    Performed: 02/05/2013 Submitted: 02/06/2013 Section 1: Title Physical and Chemical Properties Section 2: Purpose This labs is intended to help me investigate chemical and physical properties of pure substances. Section 3: Procedure In this experiment‚ I observed substances in their natural state‚ and recorded their apparent physical properties. I then tested the substances to determine how they react when their natural environments were altered. The pure substances were tested to see

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    Chemical Changes Lab

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    Name: Marisa Malazzo Date: 7/17/14 Exp 1: Observations of Chemical Changes Lab Section: 76426 Data Tables: Part 1: Chemicals Well No. Observations of the Reaction A. NaHCO3 + HCl no color change‚ some small bubbles formed B. HCl + BTB changed a yellowish orange color‚ no bubbles or precipitation C. NH3 + BTB changed a blue color D. HCl + blue dye changed a green color E. Blue dye + NaOCl no chemical change‚ only blue color appeared with the 1 drop

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    Name: Amor Gabriel Baharla Age: 4 years old Location: Jusuites Kiddieland Tutorial Center Date and Time: Feb. 24‚ 2011 / 9:22am-10:36am (Thursday) Observers: Michelle Obasa and Darielyn Remperas Type of Development Observe: Physical (Fine motor skills) OBSERVATION NOTES & COMMENTS | The teacher started the class by introducing a set of finger plays to the students

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    Chemicals of Life

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    Chemicals of Life • With the exception of water‚ virtually all chemicals of life are CARBON based • Molecules that contain Carbon are considered organic with some exceptions such as CO2 • Carbon has 4 valence electrons so it is oriented in a tetrahedron shape Sketch→ • Carbon can form up to 4 covalent bonds and can form long chains‚ rings‚ and branched chain molecules • Carbon acts as the backbone of biological molecules • Molecules that only contain carbon and hydrogen are known as hydrocarbons→

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    Chemistry in Daily Life

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    matter‚ especially its chemical reactions‚ but also its composition‚ structure and properties. [pic] Daily Life: All the things that happen or that you do regularly. Chemistry in Daily Life: Chemistry is a big part of our everyday life. We find chemistry in daily life in the foods we eat‚ the air we breathe‚ our soap‚ our emotions and literally every object we can see or touch. Here’s a look at some everyday chemistry. [pic] Actually‚ we found chemistry every were in our daily life‚ in every sector

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    November 28‚ 2014 ! ! Physical and Chemical Properties! Purpose/Hypothesis:! • The purpose of this experiment is to investigate the chemical and physical properties of pure chemical substances. A property of a substance is some distinguishing characteristic. Some of the most common physical properties are color‚ odor‚ hardness‚ density‚ melting point‚ boiling point‚ and solubility in various solvents. For all of these properties‚ no chemical change takes place. Chemical properties describe the

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    Alexis Christakos ED 7101 Child Development Fall 2011 Observation #1 Name of Child: Leah Age: 3 years 4 months Area of Development: Physical (Fine/Gross Motor Skills) Date: Monday‚ October 3‚ 2011 Time: 1PM Context: For my project my will observe my friends child Leah‚ Leah is three years old and four months. I went to her home to observe her. Leah lives at home with her mom‚ dad and two older sisters. Her sisters are nine and six years old. When I arrived at the house Leah was sitting

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    Enisa Gutic Observation#1 - Physical Development EDU 201 Sept. 25th‚ 2015 The child I chose to observe during the course of the semester name is Adrianna‚ she is in third grade in class 3-221. She is a female and eight years old. She is currently attending the school P.S.225‚ which is located on 1075 Oceanview Ave‚ Brooklyn‚ NY 11235. I chose Adrianna because I felt I could relate to her positive energy. Adrianna seems to be a troublemaker and that is what caught my eye at Adrianna

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    Chemical Changes Lab

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    Title: Observations of Chemical Changes Purpose: The purpose of this experiment is to predict and examine chemical changes/reactions among common chemicals found in consumer products at a macroscopic level. Procedure: The procedure of this experiment was to carefully mix different chemicals together using the chemical filled pipettes and the 96-well plate and determining what chemical reactions occurred. Data Table: Observations of Chemical Changes Experiment 1: Observations of Chemical Reactions

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    Chemical Changes Lab

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    2013 Title: Observations of Chemical Changes Purpose: To observe some properties of chemical reactions and to associate chemical properties with household products. Procedure: In this experiment I used a 96-well plate to hold each of the chemical reactions that occurred during this lab. Using a pipet‚ I added two drops of one chemical with two drops of another chemical and observed the effects of each reaction. Data Table 1: Experimental Data Well # | Chemicals | Observations | |

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