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How to convert grams to moles?
To convert grams to moles and vice versa, we must always use Molar Mass. Molar Mass can be calculated using the Periodic Table. To...
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Calculate Ka of a 0.10 M solution of lactic acid has a pH of 2.44
Lactic acid has one acidic hydrogen. A 0.1 M solution of lactic acid has a pH of 2.44. Calculate Ka for lactic acid? When we do acid/base...
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Will precipitation occur when the following solutions are mixed?
Will precipitation occur when the following solutions are mixed? If so, write a balanced chemical equation for the reaction. (a) Na2CO3...
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How To Name Acids
How To Name Acids An acid is a substance that releases H+ ions (hydrogen ions) when it is dissolved in water. Acids can be divided into 2...
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How to identify a weak acid?
How to identify a weak acid? A weak acid is an acid that does not dissociate completely. If we are given a Ka for an acid that is small,...
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How do we know if the reaction is spontaneous?
What does it mean for a reaction to be spontaneous? It means that the reaction will occur on its own, without any outside energy input...
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How to find out coordination number?
Many students in their general chemistry classes learn about coordination complexes. Coordination complexes are created when transition...
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A piece of silver metal weighting 194.3g is placed in a graduated cylinder containing
First we must write the formula for density. Density = mass/volume
Now, let's figure out if we have all of the components for our equati
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