Help now please, Chemistry
How many grams of oxygen can be produced by heating 10.0g of mercury (II) oxide? Sulfuric acid is added to 8.10g of magnesium, how many grams of hydrogen are set free? I'll do the first. You do the second by following the first as a guide. 1. Write the balanced equation. 2...
Chemistry
How many grams of oxygen can be produced by heating 10.0g of mercury (II) oxide? Sulfuric acid is added to 8.10g of magnesium, how many grams of hydrogen are set free? Answered abovd.
chemistry
how grams of oxygen can be produced from the decomposition of 100g KClO3? how much iron can be recovered from 25.0g of Fe2O3 how can be produced from 125g Ag2S Figure the precentage composition of the compound. For instance percent of Fe in Fe2O3 = 2*atomicmassFe/(2atomicmassF...
Chemistry
is there such a thing as HOH yes, i'm pretty sure there is but i can't say i'm totally sure. sorry. HOH is another way of writing water. H2O is the convential formula, however, when balancing equations, HOH is very convenient when the OH travels as a polyatomic ion.
Chemistry
The question says Sufuric acid reacts with Aluminum hydroxide by double replacement. I have the reactant side I just need the product side because I need to know does aluminium replace Hyrdrogen, really confused see Ms J question above
Chemistry
This problem of the limiting reactant is: Given the reactant amounts specified in each chemical reaction, dtermine the limiting reactant in each case: (I'm just going to take one problem out of the bunch} HCl + NaOH yeilds NaCl + H2O 2.00 2.50 mol mol (answers have to be i...
Chemsitry
How do yuo find the amount in moles of excess reactant that reamins Please retype that, minding your spelling. =) Can you please show me how to determine the amount in moles of excess reactant that remains Sorry about the mistakes =) This is part of an excess reagent problem. ...
To Jiskha
I have one question: Whatever happened to the Instant Messaging thing which helped me alot when I was doing my homework? I wish that you could put it back on. My friends and I which I recommended to the site loves the message boards but they are not fast enough and when there ...
I don't know the subject maybe writing
what is a working bibliography and how do you write one http://writing.colostate.edu/guides/trad_research/intro/pop2e.cfm http://www.google.com/search?as_q=&hl=en&num=10&btnG=Google+Search&as_epq=working+bibliography&as_oq=&as_eq=&lr=&as_ft=i&as_filetype=&as_qdr=all&as_nlo=&as...
Writing
I am writing an introduction for a history fair project, my thesis is approved all I need to know is hoe my form of my introduction should go. You know where to put the thesis and where to start off and how to be a,b, and c where it needs to be. A good introduction, whether to...
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