Three hand signals you must know:
left turn hand signal - extending your left arm palm facing front
right turn hand signal - rest left elbow on the windowsill and raise forearm up. palms should be open
slow or stop signal - stick left arm out pointing down palm facing behind you
Because strep throat is a bacterial infection, your doctor will prescribe an antibiotic to treat it. These medications inhibit the spread of bacteria and infections. Several types of antibiotics are available. It's important that you finish your antibiotic treatment course to kill the infection completely.
Weak bases, just like weak acids, dissociate slowly when dissolved with water. An Arrhenius acid is any substance that ionizes when it dissolves in water to give the H+, or hydrogen, ion. An Arrhenius base is any substance that gives the OH-, or hydroxide, ion when it dissolves in water.
D or A (these are one of the right question)
