Which statement about stoichiometric coefficients (?) is false?

A. For every reactant with coefficient ?, there must be a corresponding product with that same coefficient ?.
B. If the substance is a product, its ? will have a positive sign.
C. A substance that appears as both a product and a reactant will have two unique ?’s.
D. The ? values in a reaction can be modified if they are maintained in fixed proportion to one another.
E. It is possible to have a non-integer ?.


A. Correct. If this statement were true then all reactions would have the same number of moles of reactant as product, which is not the case.

Trades & Technology

You might also like to view...

Legal Description: That portion of Lot 6, commencing at the most Northerly corner of that parcel of land delineated and designated as “1.17 Acres (Net)”; thence South 55 Degrees 17 Minutes 37 Seconds East, 203.85 feet to the Northwesterly boundary of County Road (Highland Drive) being a point on the arc of a 165.88 foot radius curve concave Northwesterly, a radial line of said curve bears

South 13 Degrees 38 Minutes 13 Seconds East to said point; thence along said Northwesterly boundary as follows: Westerly along the arc of said curve through a central angle of 10 Degrees 17 Minutes 13 Seconds a distance of 95 29.78 feet to the beginning of a reverse 170.0 foot radius curve; Southwesterly along the arc of said curve through a central angle of 52 Degrees 40 Minutes a distance of 156.27 feet to the point of tangency in the Southeasterly line of said Lot 6; and along said Southeasterly line tangent to said curve South 33 Degrees 59 Minutes West, 37.91 feet to the most Southerly corner of said land; thence North 56 Degrees 01 Minute West, 115.00 feet to a line which bears South 33 Degrees 59 Minutes West from the True Point of Beginning; thence North 33 Degrees 59 Minutes East, 195.73 feet to the TRUE POINT OF BEGINNING. What will be an ideal response?

Trades & Technology

One effect of dams placed on rivers and streams is the blocking of fish migration. This problem has been somewhat addressed by employing a device called a(n) _______________

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

The United States _____________________ many agricultural products such as fruits and vegetables that are produced in countries with climates that are opposite from ours

Fill in the blank(s) with correct word

Trades & Technology

Which micronutrient element is found in the greatest quantity in most soils?

A) Cu B) Mn C) B D) Zn E) Fe

Trades & Technology