Ask question

Ask question

All categories

2 years ago

6

Question 7 (1 point) Classify as a compound or element? (NaCl Blank 1:

2 answers:

IgorLugansk [536]2 years ago

5 0

Answer:

That is a compound. If it was an element it would either just be Na or Cl.

Andru [333]2 years ago

5 0

The answer would either be NA or CI

You might be interested in

The brightness of a star is determined by _____.

Travka [436]

Answer:

Size and Temperature or E & B

Explanation:

7 0

2 years ago

Read 2 more answers

What are acids? List few substances containing acid.

Gelneren [198K]

<em><u>An acid is any substance that in water solution tastes sour, changes blue litmus paper to red, reacts with some metals to liberate hydrogen, reacts with bases to form salts, and promotes chemical reactions</u></em><em><u>.</u></em>
<em><u>toothpaste</u></em><em><u> </u></em>
<em><u>vinegar</u></em><em><u> </u></em>
<em><u>baking</u></em><em><u> </u></em><em><u>soda</u></em><em><u> </u></em>
<em><u>soap</u></em><em><u> </u></em>
<em><u>ammonia</u></em><em><u> </u></em>

3 0

1 year ago

Read 2 more answers

Marine organisms that are well adapted to drastic changes in salinity would most likely be found in which environment?

Marat540 [252]

The answer is Estuary

8 0

3 years ago

Read 2 more answers

12. What is the mass number of an atom that has 4 protons, 4 electrons, and 5 neutrons?

NeTakaya

Answer:

9

Explanation:

mass number = protons + neutrons

= 4 + 5 = 9

7 0

3 years ago

Calculate density of aluminum if 27.6cm^3 has a mass of 74.6g

rjkz [21]

First , 27.6 cm^3 is equal to 27.6 ml

Density = mass g / volume cm^3

= 74.6 / 27.6 = ........ g/cm^3

6 0

2 years ago

Read 2 more answers