Observations would most closely match my classmates and not interpretations because observations are objective and interpretations are subjective. Decent Essays. Photosynthesis Lab. Barium sulfate is used as a barium meal in medicine since it is opaque to X-rays. Physical changes in matter are often reversible: An ice cube can melt into liquid water, and then the liquid water can be frozen back into an ice cube. PDF Labpaq Chemistry Lab Chemical And Physical Properties hol observation of chemical changes lab report HCI and BIT (Brotherly blue) c. ) NH (ammonia, a base) and 1 drop of BIT d. ) HCI and blue dye e. ) Blue Dye and NAACP (sodium hypochlorite). If so, it most likely has sodium bicarbonate in it. The Copper Chloride displayed and used to complete this lab had led us to the following observations; This article focuses on the Revolutionary period of Colonial Williamsburg when candles were a primary light source in homes. Did this reactant cause a chemical change? Taurus Horoscope 2021 Ganeshaspeaks, Conclusion The purpose of this lab is to observe and make qualitative and quantitative measurements during a chemical reaction. The experiment performed in the second part of the lab was heating 4 different chemical substances (s) and observing the changes made to them. Describe the similarities and/or differences between heating and burning the magnesium metal. VIII. 3. Predicted Type(s) of Reaction : Single-displacement reaction Observations of Products : Copper is in solid state and zinc sulfate in aqueous state. Add one drop of iron(II) sulfate to the silvernitrate solution. 3. For comparison purposes, each lab group that does this procedure should report the . Is cutting a cake into 8 pieces a chemical or a physical change? Lab report Basic Organic Chemistry (CHM200) Experiment 1 Determination of Melting Points Reported to: Dr. Jinan ABDEL KADER Reported by: Farah AL Dakkour Amar Deeb Hiam Chahade Date of submission: 11/01/2018 Activity objective: This experiment involves identification of an unknown solid by its melting point, since we have listed the melting points of a lot of substances Compound M.P, C. Mark decided to investigate some household materials using the phenolphthalein solution.He placed10 drops of each liquid or a small amount of solid (just enough to cover the tip of the spatula) in 2. Schemes. When a soda is poured into a glass and the soda bubbles, is it the result of a chemical change? Properties and Changes of Matter - Chemistry Lab Report - StuDocu With the aim of producing a room temperature functional hybrid gel and tackling the high crystallization point, various imidazolium-based ionic liquids were investigated. Summary. Hashima Island Documentary, Barium sulfate is used as a barium meal inmedicine since it is opaque to X-rays. Chemical Change and Observation Lab - 1586 Words | Bartleby
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