# Questions tagged [stoichiometry]

Stoichiometry refers to the relationship between the amounts of substances of the reactants and the amount of substances of the formed products. This tag should be used for specific questions about chemical reaction equations.

520 questions
Filter by
Sorted by
Tagged with
12 views

### How do we find the limiting reagent of a reaction eithout knowing what the elements are? [closed]

*The black atom is A, white is B Question 2: If there are 6.0L of A, what is the final volume?
15 views

### How many grams of K2CrO4 are formed from 65.2g of K2CO3? [closed]

4 FeCr2O7 + 8 K2CO3 + O2 ---> 2 Fe2O3 + 8 K2CrO4 + 8 CO2 I got 91.6 g but I'm not sure.
26 views

### How many grams of AgCl can be produced from 107.0 moles of AgNO3 [closed]

NaCl + AgNO3 yields AgCl + NaNO3 My answer was in the ten thousands, but I'm not sure if it's right. Can anyone check it for me?
46 views

### Preparation of Ca/PO4/acetate solution

EDIT: This is not a homework problem and we need this for an exploratory study on teeth demineralization. There is further work planned around this activity, which may not be relevant to the question. ...
13 views

### After the reaction goes to completion, what will be the partial pressure of O2? [closed]

![ Into an empty container, 66 grams of SO2 and 39 grams of O2 are added. The following reaction then occurs at a constant temperature of 29 °C and a constant volume of 10 L: 2 SO2 (g) + O2 (g) ---> 2 ...
94 views

### What is the mass of ozone present in 10.6 g of Na2CO3?

I got a question in my textbook asking for the mass of oxygen present in 10.6 grams of $\ce{Na2CO3}$. Why are they asking about the mass of oxygen? Does this refer to $\ce{O2}$? Shouldn't it be the ...
3k views

### How to assign oxidation number of sulfur in thiocyanate anion?

Recently I was trying to balance a redox chemical equation: $$\ce{CuSCN + KIO3 + HCl <=> CuSO4 + KCl + HCN + ICl + H2O}$$ The equation is in principle simple to solve; one element ($\ce{I}$) ...
86 views

### Equivant mass of double salt

What is the equivalent mass of double salt like dolomite? And what if the double salt is hydrated? Is a double salt taken as a single unit while equating the gram equivalent in any reaction? For ...
59 views

### Finding molarity of hyposulfite solution used in titration

$\pu{0.1 g}$ of $\ce{KIO3}$ is treated with excess $\ce{KI}$ solution. The liberated iodine required $\pu{44 ml}$ of $x$ molar hypo solution. Calculate the value of $x$. I have used the equivalent ...