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  1. Answers
    3
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    694

    Exponential Equations

    The question is

    2^x=2^2x-6

    Can you explain how to solve this step by step?
  2. Answers
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    748

    Exponential Equations

    The question is

    2^x=2^2x-6

    Can you explain how to solve this step by step?
  3. Answers
    3
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    492

    Omg thank you so much

    Omg thank you so much
  4. Answers
    3
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    492

    Balancing Equations *sorry*

    I have to balance this equation and I seem to be having problems
    Ammonia reacts with oxygen gas to produce nitrogen monoxide gas and water
    I have
    NH3 + O2 ----> NO +H2O
    I can't seem to balance...
  5. Answers
    4
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    3,015

    Thank you

    Thank you
  6. Answers
    4
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    3,015

    I do understand what a precipitate is I need to...

    I do understand what a precipitate is I need to know how to use an example to explain a precipitate and give an example of an instance when it forms. Would I use double displacement with a soild...
  7. Answers
    2
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    1,817

    I have a deaf Jack Russell Terrier she is now 10...

    I have a deaf Jack Russell Terrier she is now 10 yrs old and doing well. To train her I used hand signals a fist to sit, a snap and piont to the gound for lay down, index finger tip on the floor is...
  8. Answers
    1
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    1,459

    Ask this question in Chemistry section. What is...

    Ask this question in Chemistry section. What is the full question
  9. Answers
    4
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    3,015

    Example to explain a precipitate

    The question I am asked is to use an example to explain a precipitate and give an example of an instance when it forms. Wow I need an example to prove another example? What exactly is it asking me in...
  10. Answers
    2
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    1,237

    Thanks I got 55.56mol also, the teacher gave us...

    Thanks I got 55.56mol also, the teacher gave us the wrong answer phew!
  11. Answers
    5
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    5,815

    Sorry it didn't turn out right the top dots 2 on...

    Sorry it didn't turn out right the top dots 2 on top of each Cl 2 dot under each Cl and 2 dots on the left of the 1st Cl and 2 dots on the right of 2nd Cl
  12. Answers
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    5,815

    Cl has 7 valence electrons which would make it an...

    Cl has 7 valence electrons which would make it an anionso the Lewis Symol would be Cl with 7 dots around the Cl but Cl is part of the group of elements that have 2 of it's self to stand alone, so in...
  13. Answers
    2
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    1,237

    Amount in moles of a pure substance

    Calculate the amount of pure substance present (in moles) of a 10.00 kg bag of table sugar (C6H12O6)
    The answer is supposed to be 29.21 mol, I can't seem to get this answer. Can someone give me the...
  14. Answers
    3
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    6,031

    Copper has one valence electron and sulfur has...

    Copper has one valence electron and sulfur has six valence electons right? So you would need 2 coppers to satify sulfur need for eight so why isn't copper (II) sulfide written Cu2S? If copper (II)...
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    13,145

    Formula For copper (II) sulfide

    What is the formula for copper(II)sulfide? And why? Same with lead(II)bromide I'm not understanding why CuS isn't Cu2S (2 is sub-script of course LOL)
  16. Answers
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    6,031

    Chemistry- Formula Of A Compound

    What is the formula for copper (II) sulfide? And why? Same with lead (II) bromide? I don't understand this and I'm getting different answers everywhere I turn.
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