1. 40 lit
2. 24 lit
3. 36 lit
4. 20 lit
24 lit
1. -3,+5
2. -3,-3
3. -3,+4
4. -5,+3
-3,+5
1. All are correct
2. A,B only
3. B,C,D only
4. A,C,D only
All are correct
1. 200PPM
2. 15PPM
3. 150PPM
4. 300PPM
200PPM
1. 2 4 1 3
2. 1 2 3 4
3. 2 4 3 1
4. 2 3 4 1
2 4 1 3
1. HBO2
2. B2O3
3. H2B4O7
4. B2H6
B2O3
1. 1 2 3 4
2. 4 3 2 1
3. 2 1 3 4
4. 1 2 4 3
2 1 3 4
1. 0.04 ppm
2. 0.48 ppm
3. 0.005 ppm
4. 294 ppm
0.48 ppm
1. Mg
2. Zn
3. Al
4. Sn
Mg
1. v ii I iv
2. I ii iii iv
3. I iii iv v
4. v iii ii I
v iii ii I