Determine if each of the following is a physical or chemical change - ...
Determine if each of the following is a physical or chemical change
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Determine if each of the following is a physical or chemical
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Name Period Date Workbook Activity Chapter 5. Lesson Physical and Chemical Changes Directions Read each change...
Name Period Date Workbook Activity Chapter 5. Lesson Physical and Chemical Changes Directions Read each change listed in items through 15. Write each change in the table. If it is a physical change, write the change in the left column. If it is a chemical change, write the change in the right column. Physical Change Chemical Change 1. scrambling eggs in a bowl 8. paper burning 2. a silver spoon tarnishing 9. picking tomatoes from a plant 3. a puddle...
please help me with the classifications of either a physical change or chemical change. thank you!!!...
please help me with the classifications of either a physical change
or chemical change. thank you!!!
B. Chemical Properties Physical Change or Chemical Change Procedure Observation 1. Reactions of Elements (a) copper wire + heat Tolowed red and changed to black Chemical Change solid gassrystal physical change (b) iodine crystal + heat Pink/Purple gas y then the crystals thanh silver greay 2. Reactions of Compounds Solid Changed to (a) ammonium bicarbonate Cloudy colorless + heat ho odor gas. Chemical change...
1.which one reperesents a chemical change? -heating water to form steam -sliced aplles, in contact with...
1.which one reperesents a chemical change? -heating water to form steam -sliced aplles, in contact with air, turning brown -sugar dissolving in hot coffee -mixing sugar and cinnamon -cutting a bar of sodium metal into pieces with knife 2 a subsatnce which can be decomposed in two or more simpler subtances by chemical action is called a(n) -element -metal -compound -mixture -solution
Based on the molecular diagrams, classify each change as a physical or chemical change. Physical change Chemical c...
Based on the molecular diagrams, classify each change as a physical or chemical change. Physical change Chemical change 6 7 8 9 O backspace YIUTOP GIHIJIK L Answer Bank contact us help about u io t SC 7 6 8 9
Based on the molecular diagrams, classify each change as a physical or chemical change. Physical change Chemical change 6 7 8 9 O backspace YIUTOP GIHIJIK L
Answer Bank contact us help about u io t SC 7 6...
Chemical Change and Chemical Equations Name G No. Pre-lab Questions: Classify each of the following changes...
Chemical Change and Chemical Equations Name G No. Pre-lab Questions: Classify each of the following changes as physical or chemical and, in the cases of a chemical change, describe one observation that indicates new substances have been formed 1. a. Milk sours b. A wet handkerchief dries c. Fruit ripens d. A stick of Dynamite explodes Air is compressed into a steel container f. Water boils g. A baking cake burns h. A silver tray tarnishes i. On a hot...
Question Completion Status: QUESTION 1 All of the following are in aqueous solution. Which is incorrectly...
Question Completion Status: QUESTION 1 All of the following are in aqueous solution. Which is incorrectly named? a. HCN, cyanic acid b.H2SO3, sulfurous acid HMnO4. permanganic acid C. d. H3PO4. phosphoric acid .HNO2, nitrous acid QUESTION 2 an example of a chemical change? Which of the following is a. alcohol boiling b. silver tarnishing c. iodine sublimating d. sucrose dissolving e. sodium chloride melting
Question Completion Status: QUESTION 1 All of the following are in aqueous solution. Which is incorrectly...
Which of the following is NOT a physical change (or physical transformation)? Select one: a. Water...
Which of the following is NOT a physical change (or physical transformation)? Select one: a. Water boiling b. An Apple turning brown c. Conductivity of electricity d. Water condensing on a cold surface
Question 5 1. Indicate whether each of the following is a physical change (P) or a...
Question 5 1. Indicate whether each of the following is a physical change (P) or a chemical change (C): the tendency of copper to turn green when exposed to air the tendency of automobile paint to dull over time the tendency of gasoline to evaporate quickly when spilled the evaporation of fingernail polish remover (acetone) from the skin
ses, write in the blank whether the process is a chemical change or a physical change:...
ses, write in the blank whether the process is a chemical change or a physical change: a. A sheep eats grass and produces a coat of wool. b. A sheep is sheared and the wool is used to make a suit. c. Flour, baking powder, sugar, eggs, milk, shortening, and apples are used to bake an apple turnover. d. A pan full of ice is heated until the ice becomes water and then steam. An entrepreneur harvests silk from a...
Classify each of the following as a chemical or physical change: Melting Silver _______________ ..
Classify each of the following as a chemical or physical change: Melting Silver _______________ Neutralization of a base ______________ Convert the following: 7.538g = ______kg 257.0m = ______cm How many significant figures in the following measures: .035430 cm________ 27900 L_______ Convert the following to proper scientific notation: 53600 mg_________________ .00502 km_________________ Convert the following to standard notation: 9.31x10-5 g________________ 3.89x105 mL_________________ Predict the formula for the compound if the following are combined: Magnesium and iodine ________________ Aluminum...
Name Period Date Workbook Activity Chapter 5. Lesson Physical and Chemical Changes Directions Read each change listed in items through 15. Write each change in the table. If it is a physical change, write the change in the left column. If it is a chemical change, write the change in the right column. Physical Change Chemical Change 1. scrambling eggs in a bowl 8. paper burning 2. a silver spoon tarnishing 9. picking tomatoes from a plant 3. a puddle...
please help me with the classifications of either a physical change
or chemical change. thank you!!!
B. Chemical Properties Physical Change or Chemical Change Procedure Observation 1. Reactions of Elements (a) copper wire + heat Tolowed red and changed to black Chemical Change solid gassrystal physical change (b) iodine crystal + heat Pink/Purple gas y then the crystals thanh silver greay 2. Reactions of Compounds Solid Changed to (a) ammonium bicarbonate Cloudy colorless + heat ho odor gas. Chemical change...
Based on the molecular diagrams, classify each change as a physical or chemical change. Physical change Chemical change 6 7 8 9 O backspace YIUTOP GIHIJIK L Answer Bank contact us help about u io t SC 7 6 8 9
Based on the molecular diagrams, classify each change as a physical or chemical change. Physical change Chemical change 6 7 8 9 O backspace YIUTOP GIHIJIK L
Answer Bank contact us help about u io t SC 7 6...
Chemical Change and Chemical Equations Name G No. Pre-lab Questions: Classify each of the following changes as physical or chemical and, in the cases of a chemical change, describe one observation that indicates new substances have been formed 1. a. Milk sours b. A wet handkerchief dries c. Fruit ripens d. A stick of Dynamite explodes Air is compressed into a steel container f. Water boils g. A baking cake burns h. A silver tray tarnishes i. On a hot...
Question Completion Status: QUESTION 1 All of the following are in aqueous solution. Which is incorrectly named? a. HCN, cyanic acid b.H2SO3, sulfurous acid HMnO4. permanganic acid C. d. H3PO4. phosphoric acid .HNO2, nitrous acid QUESTION 2 an example of a chemical change? Which of the following is a. alcohol boiling b. silver tarnishing c. iodine sublimating d. sucrose dissolving e. sodium chloride melting
Question Completion Status: QUESTION 1 All of the following are in aqueous solution. Which is incorrectly...
Question 5 1. Indicate whether each of the following is a physical change (P) or a chemical change (C): the tendency of copper to turn green when exposed to air the tendency of automobile paint to dull over time the tendency of gasoline to evaporate quickly when spilled the evaporation of fingernail polish remover (acetone) from the skin
ses, write in the blank whether the process is a chemical change or a physical change: a. A sheep eats grass and produces a coat of wool. b. A sheep is sheared and the wool is used to make a suit. c. Flour, baking powder, sugar, eggs, milk, shortening, and apples are used to bake an apple turnover. d. A pan full of ice is heated until the ice becomes water and then steam. An entrepreneur harvests silk from a...
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