Recent questions in Chemistry

0 like 0 dislike

1 answer 259 views

Differentiate between primary and secondary air pollutants.

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 508 views

Explain the phenomenon of decreasing temperature in troposphere.

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 93 views

Where ozone layer is found?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 72 views

What do you mean by ozone hole?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 63 views

Why ozone is depleting in atmosphere?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 227 views

Justify, ozone is beneficial for human kind.

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 726 views

Plants are dying day by day comment.

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 117 views

How aquatic life is affected by acid rain?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 140 views

Why acid rain damages buildings?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

0 like 0 dislike

1 answer 98 views

How acid rain is produced?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 194 views

How combustion of fossil fuels in internal combustion engine produces oxides of nitrogen?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 337 views

How sulphur containing compounds are emitted naturally?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 445 views

Comment: Why burning in open air is preferred?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 654 views

Why the flood risks are increasing?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 248 views

Why COs is called a greenhouse gas?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 111 views

Identify as primary or, secondary air pollutant, SO2, CH4, HNO3, NH3, H2SO4 O3.

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 60 views

Name three primary air pollutants.

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 84 views

What do you mean by an air pollutant?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 152 views

Why the temperature of upper stratosphere is higher?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

0 like 0 dislike

1 answer 86 views

Where the ozone layer exists?

asked Sep 22, 2017 in Chemistry by sonia (36.5k points)

Page:

« prev
1
...
25
26
27
28
29
30
31
...
44
next »

Free Hit Counters

Recent questions in Chemistry

...