chemistry 11 name: stoichiometry i, ii, & iii review date: block · 3. consider the following...
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Chemistry11
StoichiometryI,II,&IIIReviewName:Date:Block:
Showallstepsandcalculationsinthespaceprovidedbelow.
1. Considerthefollowingreaction:
_____CuSO4+_____Mgà
a. Predicttheproductsandbalancethechemicalreaction
b. Whatisthemoleratiobetweenmagnesiumandcopper?
c. If12.7gofmagnesiumreacted,howmanygramsofcopperwereproduced?
d. Whatvolumeof1.72Mcopper(II)sulphatewasneededforthisreaction?
2. ConsiderthefollowingreactionthatoccursatSTP:
_____Cu+______HNO3à_____Cu(NO3)2+______NO2+_____H2O
a. Whatisthemoleratiobetweennitricacidandwater?
b. If5.0gofcopperreacted,howmanylitersofnitrogendioxidegaswereproduced?
c. Howmanygramsofwaterwereproduced?
d. Howmanymoleculesofcopper(II)nitratewereproduced?
3. Considerthefollowingreaction:copper(II)nitratereactswithsodiumhydroxidetoproducecopper(II)hydroxideandsodiumnitrate.
a. Writeabalancedchemicalformulatodescribethereaction.
b. If0.059gofcopper(II)nitratewereusedforthisreaction,whatmassofsodiumnitratewouldbeproduced?
c. HowmanymLof0.10Msodiumhydroxidewouldbeneededforthisreaction?
d. Howmanyatomsofhydrogenwouldbeproduced?
1a.MgSO4+Cu1b.1:11c.33.2gCu1d.0.304LCuSO42a.4:22b.3.5LNO22c.2.8gH2O2d.4.7x1022moleculesCu(NO3)23a.Cu(NO3)2+2NaOHàCu(OH)2+2NaNO33b.0.053gNaNO33c.6.3mLNaOH3d.3.8x1020atomsH