How have flounder adapted to avoid being seen on the ocean floor? A
They change color to match their environment.

B
They have venomous spines.

C
They have sharp pincers.

D
They're flat.

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?