Answer:
B
Explanation:
by using formula
pH = –log(0.0025) = –log(25/10⁴)
= 4 – log(25) = 2.60
Answer:
A. X is an element or a compound while Y is a mixture
Answer:
Organic chemistry
Explanation:
Organic material like alcohols and esters are composed mostly of carbon structures, hence the branch is referred to as organic chemistry
Answer:
One way an animal may adapt to the environment and change characteristics is for example lizards. Lizards are preyed on by birds and other small mammmals. To avoid this some lizards have adapted to color changes or camofaluge.
Explanation:
Answer:
Water in a groundwater system is stored in subsurface pore spaces and fractures. Hope its helps :):)
Explanation: