Answer:
Follows are the matching to this question:
Explanation:
Column A Column B
1 c
2 d
3 b
4 a
Description of the matching:
- In 1(Acid) the correct choice is (c) because the acid (HCl) dissociates to both the H+ ion and the Cl- ion as a solution.
- In 2(Alkaline ) the correct choice is (d) because alkaline NaOH is a solution that differentiates between the ions ( OH-) and Na+.
- In 3(pH ) the correct choice is (b) because for an A compound of less than 7 is an acid and an alkaline pH compound of more than 7. For neutral compounds, a pH of 7 is applicable.
- In 4(Ion) the correct choice is (a) because Na+ ion is loaded positive, and Cl-ion is loaded negatively.
I would go with A) Tablet because that's basically a bigger phone and mobile cmp combined, its not D) because that's a synonym for a smartphone and not C) because paper and pencil is not like a smartphone, and not B) because that's like reading online books.
D) both a and b
Microwaves are used to heat foods in ovens. We all know that. They are also used for data and information transfer. Microwaves are used in wifi, gps, and radio astronomy.
Answer B) Headers
Explanation:
I just took a Tech class, im pretty sure its headers. Hope this helps! -3-