M1V1=M2V2
M1 * (650 ml) = 0.675 M *450 ml
M1= (0.675 M * 450 ml) / 650 ml
M1= 0.467 M
They are ineffective against viral infections because viruses can not be treated with antibiotics.
Answer:
extremly cold water currents..... may the option is c
may be it helps you.... friend ✌✌
The Gutenberg Bible was the first major book printed using mass-produced movable metal type in Europe.
Hope this helps!
Answer:
b warm wet air rises and punches cold dry air down causing the air to spin
