Water is a universal solvent for what reactions?
Water is a universal solvent for what reactions?
A. Chemical
B. Biochemical
C. Physical
D. Nuclear
Water is a universal solvent for what reactions?
A. Chemical
B. Biochemical
C. Physical
D. Nuclear
A. Etymology
B. autopsy
C. Anatomy
D. None of these
Covalent network crystals have_____________?
A. higher melting point then molecular crystals
B. lower melting point then molecular crystals
C. discrete molecules linked by Van der waals forces
D. hydrogen bonding
A. Bacteria
B. Virus
C. Fungi
D. Viroid
A. Earthquake scale
B. Seismic scale
C. Richter scale
D. Temblor scale
A. 632
B. 639
C. 642
D. None of these
Bromine is a___________________?
A. black solid
B. red-brown liquid
C. colourless gas
D. highly inflammable gas