Physics

Physics, 21.08.2019 12:00, dale87

Why the melting point of a substance is a physical property but flammability is a chemical property

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Chemistry, 02.07.2019 01:00, yobanajk

Self-check quiz-eng. an example of a physical property is need a hint? a) flammability b) ability to rust c) acidic d) color when you observe a physical property, the substance need a hint? a) changes b) does not change c) burns d) melts what is not a physical property of paper? need a hint? a) it's white. b) it burns. c) it's smooth. color and shape describe the of matter. need a hint? a) chemical properties b) chemistry c) appearance d) feel mass and volume depend on the of matter present. need a hint? a) flammability b) chemical properties c) amount d) physical properties do (does) not change based on how much matter is present. need a hint? a) mass b) volume c) melting point and boiling point d) weight what does density measure? need a hint? a) volume per unit mass b) mass per unit volume c) weight per unit matter d) matter per unit weight magnetism is an example of a property of need a hint? a) behavior b) chemistry c) flammability d) mass when you observe a chemical property, the substance need a hint? a) remains the same b) melts c) burns d) changes an example of a chemical property is need a hint? a) ability to burn b) color c) mass d) density when sandpaper smooths a piece of wood, this is an example of a need a hint? a) chemical change b) physical change c) change of state d) change of matter

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Chemistry, 27.07.2019 21:20, mathman783

Afuel scientist burnt a piece of coal and a piece of wood to compare the amount of heat given off by each. which is the correct match of the type of change happening and the property being tested during the process? physical change; chemical property flammability physical change; physical property of flammability chemical change; physical property of heat of combustion chemical change; chemical property of heat of combustion

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Biology, 28.08.2019 22:00, 7letters22

Me 28 is a physical property of matter. a. acidity b. basicity c. boiling point d. flammability is a chemical property of matter. a. color b. hardness c. melting point d. chemical reactivity which chemical substance has the highest melting point? a. gold b. water c. oxygen d. mercury which of these is not a chemical property of matter? a. acidity b. basicity c. magnetism d. chemical reactivity the physical properties of 10 grams of iron are the same as the properties of 20 grams of iron. a. reactive b. physical c. chemical one of gold's physical properties is its a. color b. acidity c. basicity d. chemical reactivity what type(s) of properties of a substance do not change with a change in amount or shape? a. physical only b. chemical only c. physical and chemical gasoline burns easily and creates gases and heat. therefore, burning is a property, and gasoline has a flammability. a. physical; low b. chemical; low c. physical; high d. chemical; high a physical property of halite (table salt) is its a. acidity b. basicity c. high melting point d. chemical composition which of these is not a physical property of matter? a. color b. density c. hardness d. flammability

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Chemistry, 30.09.2019 15:00, ctyrector

Physical or chemical property? put the words into the correct category (: word bank: -boiling point -ability to rust -melting point -brittleness -reactivity with vinegar -elasticity -flammability -density -transparency -ductility chemical property: - - - physical property - - - - - - -

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