Which of the following are true statements ?
a) The reactivity of substance is a chemical property
b) The hardness of substance is a chemical propetry
c) Saying argon is an inert gas describes a chemical property of this gas
d) Burning wood is an example of a physical change
e) The melting temperature of an element is a chemical property
2006-09-11 15:23:51 · 6 answers · asked by BUM 1 in Education & Reference ➔ Homework Help
A true
B false it is a physical property
C true
D false it is a chemical change
E false phase changes (like melting) are physical properties
2006-09-11 15:26:41 · answer #1 · answered by Mr. G 6 · 1⤊ 0⤋
I agree that B and E are physical not chemical properties, and D must be a chemical change.
2006-09-11 22:30:14 · answer #2 · answered by Bart S 7 · 0⤊ 0⤋
I know that B, D, and E are false. I'm pretty sure A is true, and if that is true, that also makes C true. (I'm in chemistry right now)
2006-09-11 22:27:21 · answer #3 · answered by hugatree1715 2 · 0⤊ 0⤋
a) true
b) physical
c)true
d) false
e) true
2006-09-11 22:26:49 · answer #4 · answered by Texas Cowboy 7 · 0⤊ 0⤋
a,c
b,d&e are wrong
2006-09-11 22:29:36 · answer #5 · answered by Anonymous · 0⤊ 0⤋
a,c.
2006-09-11 22:27:27 · answer #6 · answered by Caitlin K 3 · 0⤊ 0⤋