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Physics, 31.10.2019 04:31 carnations

Hydrogen fluoride gas (hf) and sodium hydroxide (naoh) react in a test tube. they form water and sodium fluoride (naf). which type of reaction occurred in the test tube?

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Answer from: CHRONICxDJ
This reaction is a double replacement reaction. Hydrogen in the hydrogen fluoride gets replaced by sodium of the sodium hydroxide. HF is a weak acid and NaOH is a strong base. So, double replacement produces sodium fluoride and water molecules. 
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Answer from: Quest

the expression 15n + 2(3p) represents the amount isaiah spent buying gasoline and snacks, where n represents the price of each gallon of gasoline and p represents the cost of each snack that he bought. which statement is true about the amount isaiah spent?

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Answer from: Quest

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide

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Hydrogen fluoride gas (hf) and sodium hydroxide (naoh) react in a test tube. they form water and sod...