CHM
1025C M-5i E Answers
Module
5i-Part E: Basic Stoichiometry Definitions 10 points
Fill in the
following with the symbols used in chemical equations which has the stated
translation or meaning(s) (Section 7.2 Table 7.1 page 191 Corwin 7th )::
___ → __1.
Produces, yields, gives
____+____2.
Reacts with, added to, plus
___ (s) ____
and ___ ↓
____ 3.
Solid substance or precipitate forms
___ (g) ____and __
↑ _____4.
Gaseous substance formed
___(l)___ 5.
Liquid Substance
___ (aq)
__5a. Water or aqueous solution
____ ↔ __6. Reversible Reaction
___
NR
______7. No Reaction
8. Show the
symbol for heat:___
Δ ____
9. How
would you show a catalyst in a chemical reaction where A plus B forms products
D and E, but is catalyzed by substance C
C
A +
B ------> D
+ E
10. Define
Catalyst (See Section 7.2 page 191)
A substance that speeds up a chemical
reaction without being permanently changed (Sect 7.2). or
A substance that allows a reaction to proceed faster by lowering the energy of
activation. (Section 16.2)
Reference: Chapter 7 Corwin 7th Section
7.2 See Table 7.1 page 191