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  • When 25.0 g of silver nitrate, AgNO3, is reacted with 5.00 g Cu, how many grams of Ag can you theoretically produce?

    Your Answer: 
    Cu(s) + 2 AgNO3(aq) → Cu(NO3)2(aq) + 2 Ag(s) When I did the problem, I got 25 grams as my answer, which doesn't make sense. Can someone help me?
    10 mins ago
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  • Chem help?

    Your Answer: 
    The oxidation of hydrogen gas by oxygen gas forms the basis of the fuel cell, 2H2(g) + O2(g) ---> 2 H2O(l) This reaction has a ΔG value of -474 kJ. What is the standard cell potential for this fuel cell?
    18 mins ago
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  • How many moles of ZnSO4 is produced from 98 g of H2SO4?

    Your Answer: 
    The reaction is Zn + H2SO4 ---> ZnSO4 + H2 My teacher didn't give an answer key to the homework so I'm making sure I'm doing this right bc I feel like I'm not. Thank you!
    56 mins ago
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  • What is this equation for and what do the acronyms stand for? TITRATIONS?

    Your Answer: 
    VB NB MB VA NA MA For the equation Ma • va •na= Mb •vb•nb
    2 hours ago
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  • What mass of nitrogen is needed to produce 3 moles of NH3?

    Your Answer: 
    With the reaction N2 + 3 H2 ---> 2 NH3 Thank youu! I've been really struggling:/
    2 hours ago
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  • Calculate the number of molecules of the compound and the number of atoms of each of the elements in 6.00 moles of H2C2O4?

    Your Answer: 
    Webassign help please!? Molecules= Atoms of C= Atoms of H= Atoms of O=
    2 hours ago
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  • Chem help??

    Your Answer: 
    What is the [H3O^+] in a 0.10 M solution of formic acid, HCOOH? Ka=1.8*10^-4
    2 hours ago
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  • What mass of C3H8 is needed to completely react with 2.5 mols of O2?

    Your Answer: 
    Based off the reaction C3H8 +5 O2 ----> 3 CO2 + 4 H2O I have a 51st tomorrow and I don't know how to do this:(
    2 hours ago
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  • Chem question - solubility?

    Your Answer: 
    10 grams of AgBr is added to 1000ml of a 0.001M KBr. What is the Ag^+ concentration?
    3 hours ago
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  • Chem Help!!!?

    Your Answer: 
    A metal oxide has the following arrangement in its unit cell: The metal M has a body-centered cubic arrangement in the unit cell and the oxygens can be found on every face of the cell. What is the formula for the metal oxide?
    3 hours ago
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  • CHEM HELP?

    Your Answer: 
    The negative slope of the solid-liquid water equilibrium line is a consequence of A. the low triple point of water. B. the high vapor pressure of water. C. the lower density of ice compared to that of liquid water D. the high boiling point of water. E. the low freezing point of water.
    3 hours ago
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  • CHEM 2 HELP?

    Your Answer: 
    The Ksp of MgSO4 is 5.9*10^-3. What is molar solubility of magnesium sulfate in 0.1 M MgCl2?
    3 hours ago
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  • What is the final temperature of the water?

    Your Answer: 
    if 1.00 mol H2O at 25*C absorbs 1.00 kJ of heat, what is the final temperature of the water? (specific heat of water = 4.184 J/g*k) please explain or show how to do a. 11.7*C b. 32.9*C c. 38.3*C d. 52.1*C e. 70.9*C
    4 hours ago
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