Chemistry Test 2
Quiz by Heather
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22 questions
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- Q1When two or more substances combine, but each keeps its own properties, the new combination is called a(an)Homogenous substanceelementMixtureCompound30s
- Q2Which of these substances is the strongest acid?Lemon juice pH 2Bleach pH 10NaOH pH 13Blood pH830s
- Q3Which is the strongest base?HCl pH 1Blood pH 8Saliva pH 6NaOH Ph 1330s
- Q4Which is an example of a chemical reaction?rusting ironwater evaporatingrubbing a marker on papermelting ice30s
- Q5Which is a balanced equation?2Na + Cl2 --> NaCl2Na + Cl2 --> 2NaCl2Na + 2Cl2 --> 2NaClNa + Cl2 --> NaCl60s