For the following balanced reaction, which of the following is a gas? 2 Na(l) + Cl2(g) ? 2 NaCl(s)
A. 2 Na
B. Cl2
C. NaCl
D. Na
E. Cl
Answer: B
Environmental & Atmospheric Sciences
You might also like to view...
What allocates resources?
A) The economic system of supply and demand B) The amount of easily accessible resources C) The impact of mining operations on an ecosystem D) None of these choices
Environmental & Atmospheric Sciences
A niche in sandstone, such as that in Arizona's Canyon de Chelly, is indicative of which weathering process?
A) Salt-crystal growth B) Exfoliation C) Carbonation D) Frost wedging
Environmental & Atmospheric Sciences
The most successful adaptation for living on a sediment-covered shore is ________
A) attachment to the substrate B) burrowing into the sediment C) flattened body shape D) sessile lifestyle E) swimming
Environmental & Atmospheric Sciences
Currently, the best experimental solarcells have an efficiency of about ________ percent.
A. 30 B. 50 C. 65 D. 20
Environmental & Atmospheric Sciences