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?
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.
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?
Answer from: Quest
causes
fossil fuels burn
cities become more industrialized
human population grows worldwide
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Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.
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Physics, 22.06.2019 19:30, leannehounschell
Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?
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Physics, 22.06.2019 20:30, sza2016
This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.
Answers: 1
Hydrogen fluoride gas (hf) and sodium hydroxide (naoh) react in a test tube. they form water and sod...
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