What will be the name of this hydrocarbon ? 2,3 dimethyl nonane
2,3 dimethyl ,4 ethyl heptane
2,3 dimethyl ,4 propyl hexane
4 ethyl 2,3 dimethyl heptane
with explanation ,please

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

Some animals that try to adapt to climate changes eventually die due to starvation, as climate change alters the web.

Two nails have identical sizes and shapes. in one nail, 20 percent of the domains are lined up. in the other nail, 80 percent of the domains are lined up. which has stronger magnetic force? first answer gets brainliest!