High School Questions

Why is HBrO a weaker acid than HBrO3? A. The HO bond in HBrO is less polar than the HO bond in HBrO3 B. The HO bond in HBrO is more polar than the HO bond in HBrO3 C. The HBr bond in HBro is weaker than the HBr in HBrO3 D. The HBr bond in HBrO is stronger than the HBr bond in HBrO3 E. The HO bond in HBrO is weaker than the HO bond in HBrO3
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The geometry for boron atom in F3B-NH3 is...A) trigonal pyramidalB) tetrahedralC) trigonal bipyramidalD) bent
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Mixtures have strong chemical bonds true or false ?
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The successful launch of Sputnik 1 was the first instance of what?
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What hypothesis did Miller-Urey test in their experiment?A. Organic molecules can form in a reducing atmosphere.B. Earth is a primordial soup.C. Organic molecules cannot survive in a reducing atmosphere.
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Which of the following is a sentence fragment? The first tiny purple crocuses bloomed in February. High up in the willow trees in the springtime. Covered in snow, the branches reflected the sunlight.
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Fe(NO3)2 not sure how to get the oxidation numbers of all elements
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Of the following factors of 28, put a check beside each prime factor
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Erica knits 18 squares on monday. She knits 7 more squares each day for the rest of the week . how many squares does Erica have on friday?
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Which answer best details a weakness of the Articles of Confederation? (5 points) The Articles of Confederation did not allow Congress to tax the nation, which caused debt issues. The Articles of Confederation allowed Congress to collect state taxes, but not control the amount of the taxes. The Articles of Confederation allowed Congress to collect sales taxes, but not control the amount of the taxes. The Articles of Confederation allowed Congress to tax the nation, which caused the citizens to be unhappy.
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a gas has a volume of 590 mL at a temperature of 590 mL at a temperature of -55.0 degrees Celsius. What volume will the gas occupy at 30.0 degrees Celsius?
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What long-term political factors led to the collapse of the Roman Empire?
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6. Why might the closing of the frontier have encouraged American imperialism? (1 point) Discontented Americans sought a new territory in which to try their luck. The rising American population needed more room to expand. Social Darwinism called for displaced Native Americans to be resettled abroad. The success of Manifest Destiny encouraged imperialists’ ambitions.
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Eroded soil can enter ______, causing them to fill up with sediment.
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Simplify: sqrt(200) - sqrt(32)
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3x^4-6x^3-32x^2+35x-12=0
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What was the major cash crop grown in the Caribbean by colonial powers
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it has not been a goal of the U.S. to _____. a. influence elections in African nations b. provide food to drought-stricken regions of Africa c. limit drug and arms smuggling through African countries d. aid refugee populations in Africa
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