Answer the following pre lab questions. The information needed to answer question 1 is in the material section Pre-Lab Questions1. Which reactants used in this experiment are flammable? Discuss the safety precautionsthat are necessary when working with flammable materials in the lab.2. Summarize the following description of a chemical reaction in the form of a balancedchemical equation."When solid sodium bicarbonate is heated in a test tube, an invisible gas, carbon dioxide,is released into the surrounding air. Water condenses at the mouth of the test tube and awhite solid residue, sodium carbonate, remains behind in the bottom of the test tube."3. Common observations of a chemical reaction are described in the Introduction section.For each observation, name a common or everyday occurrence that must involve a chem-ical reaction. Example: When a candle burns, it gives off light and heat. The productionof light and heat is evidence for a chemical reaction.MaterialsAmmonium carbonate, (NH,),CO, 0.5 gCalcium carbonate, CaCO3, 0.5 gCopper(11) chioride solution, CuCl,, 0.5 M, 4 mLEthyl alcohol, C,H,0H, 1 ml.Hydrochloric acid, HCI, 1 M, 4 mLMagnesium ribbon, Mg, 2–4 cm strips, 2Phenolphthalein indicator, 1 dropButane safety lighterEvaporating dish, porcelainForceps or crucible tongsHeat-resistant padLitmus paperPipets, Beral-type, 6SpatulaTest tubes, small, 6Sodium hydroxide solution, NaOH, 1 M, 1 mLSodium phosphate solution, Na,PO, 0.5 M, 1 mLWater, distilledZinc, mossy, or zinc shot, Zn, 1–2 piecesBunsen or laboratory burnerTest tube clampTest tube rackWash bottleWood splints, 3

Among the listed chemical reagents, one which is highly inflammable is Ethyl alcohol. It is also…

Answered: nswer the following pre lab questions.…

Science

Biochemistry

nswer the following pre lab questions. The information needed to answer question 1 is in the material section

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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