Chemistry Straighterline EXAMS BUNDLE WITH Questions and Complete Solutions/Verified Answers |Latest Update 2-24-2025
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Compound A pure substance made up of two or more elements. Pure Substance A substance does not vary its composition within the substance nor between samples of the same substance. Precision How close a series of measurements are to each other. Accuracy How close a series of measurements are ...
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Add to cartCompound A pure substance made up of two or more elements. Pure Substance A substance does not vary its composition within the substance nor between samples of the same substance. Precision How close a series of measurements are to each other. Accuracy How close a series of measurements are ...
Accuracy - ANSWER How close a series of measurements are to the actual value Acid-base reactions - ANSWER an aqueous chemical reaction involving an acid and a base Alkali metals - ANSWER a group of elements that includes lithium, sodium, potassium, rubidium, and cesium
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Add to cartAccuracy - ANSWER How close a series of measurements are to the actual value Acid-base reactions - ANSWER an aqueous chemical reaction involving an acid and a base Alkali metals - ANSWER a group of elements that includes lithium, sodium, potassium, rubidium, and cesium
Straighterline Chemistry Final- deck 5| Questions Answered 100% Correct/Verified Solutions What element has been oxidized and what element has been reduced in the redox reaction shown? 3CuS + 8HNO3 ==> 3CuSO4 + 8NO + 4H20 Select one: a. Copper has been oxidized; nitrogen has been reduced. ...
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Add to cartStraighterline Chemistry Final- deck 5| Questions Answered 100% Correct/Verified Solutions What element has been oxidized and what element has been reduced in the redox reaction shown? 3CuS + 8HNO3 ==> 3CuSO4 + 8NO + 4H20 Select one: a. Copper has been oxidized; nitrogen has been reduced. ...
Which is more soluble in an acidic solution than in pure water? Select one: a. CuI b. PbCl2 c. Ca3(PO4)2 d. NaNO3 e. NaBr - ANSWER c. Ca3(PO4)2
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Add to cartWhich is more soluble in an acidic solution than in pure water? Select one: a. CuI b. PbCl2 c. Ca3(PO4)2 d. NaNO3 e. NaBr - ANSWER c. Ca3(PO4)2
An endothermic reaction causes the surroundings to: A. warm up B. become acidic C. condense D. decrease in temperature E. release CO2 - ANSWER D An exothermic reaction causes the surroundings to: A. warm up B. become acidic C. expand D. decrease its temperature E. release CO2 - ANSWER A
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Add to cartAn endothermic reaction causes the surroundings to: A. warm up B. become acidic C. condense D. decrease in temperature E. release CO2 - ANSWER D An exothermic reaction causes the surroundings to: A. warm up B. become acidic C. expand D. decrease its temperature E. release CO2 - ANSWER A
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