Question

Student's Name: 1. A substance that have the same composition and properties wherever found is called 2. Which of the following is not a chemical? a. salt b. waterc. light d. carbon dioxidee. sugar f. copper J. A bag of Gumdrops contains 16 orange gumdrops, 8 yellow gumdrops, and 16 black gumdrops: a. What is the percentage of yellow gumdrops? b. What is the percentage of black gumdrops? 4. Solve the following equation for V2: C1V1 = C2V2 5. Solve the following equation for V2: P1V1 = P2V2 6. Write the names and abbreviations for the SI units used in measurements of: Type of measurement Names and abbreviation a. Length b. Volume C. Mass d. Temperature e. time. 7. State the name of the unit and the type of measurement indicated for each of the following quantities: Measurement Name of the unit Type of measurement a. 4.8 m b. 325 g

Answer 1

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Answer: answer! - Homogenous Mixture. Reason 1 chemical muxture that has eame / uniform, Composition through out then it is called as a Homogenous Mexture Salt in water. an Reason e light light is not a chemical, it rather a form of energy ano (a) Total Percentage of yellow gumdrops = ? number of gum drops goven = 16 Orange t 8 yellow + 16 black 2 40 gundrops 7. of yellow gum drops = 8 x 100%. AU 20%

ans 4 Solve for a c ? GIVI = Ca V2 ans @ Solve for V2 = ? PV = P2 V 2 Pivi = V2 ans 6 measurement Names and Abbreviation Meter SI m (as length (6) Volume Litre SI (0) Mase Kilograms & Tr (d) Temperature Kelum re time Second SD -> 8

ans- Measurement Name of the Unit Type of Measurement cal Length lengtta Meter 4.8 m (6) Gram Mas 325g