Chemistry, 08.10.2019 16:20, WendigoMeow
Zinc sulfide reacts with oxygen according to the reaction 2zns(s)+3o2(g)→2zno(s)+2so2(g) a reaction mixture initially contains 5.0 molzns and 9.8 molo2. once the reaction has occurred as completely as possible, what amount (in moles) of the excess reactant remains? express your answer using two significant figures.
Answers: 3
Chemistry, 21.06.2019 22:30, aubreykenzie686
Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?
Answers: 1
Chemistry, 22.06.2019 15:20, Tringirl233
Identify arrows pointing to bonding electrons. done h-0-0-h ) intro
Answers: 3
Chemistry, 23.06.2019 04:40, twinchristiansp4xhd2
6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity
Answers: 1
Chemistry, 23.06.2019 06:30, morganzahn16
1.17 mol hcl and 2.5 mol naoh react according to the equation hcl + naoh -> nacl + h2o . if the limiting reactant is hcl, determine the amount of excess reactant that remains. answer in units of mol.
Answers: 1
Zinc sulfide reacts with oxygen according to the reaction 2zns(s)+3o2(g)→2zno(s)+2so2(g) a reaction...
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