Which chemical equations show a precipitation reaction?
Select all the correct answers.<...
Which chemical equations show a precipitation reaction?
Select all the correct answers.
2NaNO3(aq) + NiCl2(aq) → 2NaCl(aq) + Ni(NO3)2(aq)
MgSO4(aq) + CaCl2(aq) → MgCl2(aq) + CaSO4(s)
AlBr3(aq) + 3LiI(aq) → AlI3(aq) + 3LiBr(aq)
FeCl2(aq) + Na2CO3(aq) → FeCO3(s) + 2NaCl(aq)
2AgNO3(aq) + Na2S(aq) → Ag2S(s) + 2NaNO3(aq)
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Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n
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Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.
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How does a coronal mass ejection (cme) affect the solar wind? a cme adds more particles to the solar wind, intensifying it. a cme blocks the solar wind, causing it to fade. a cme does not affect the solar wind but it does affect auroras. a cme increases the amount of energy in the solar wind.
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The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
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