3 years ago

What is the atomic number, mass number, element symbol, group number, and period number for oxygen?

Chemistry

1 answer:

yawa3891 [41]3 years ago

4 0

Answer:

Atomic no. = 8

Mass no. = 16

Period no. = 2

Group no. = 6

You might be interested in

Which of the following is a reason to make an armature the parent of a creature

REY [17]

you have to show us the rest of it because we have no idea what your looking at. I'm sorry

3 0

3 years ago

Help me plzz I need help

Sladkaya [172]

The is no picture???????

3 0

3 years ago

Identify whether this describes heat or temperature.<br> Unit of measurement: Celsius

tresset_1 [31]

Answer:

temperature

Explanation:

Celsius is a unit of temperature. Another example of this would be Kelvin or Fahrenheit.

6 0

2 years ago

Iron (III) chloride + sodium carbonate → iron (III) carbonate + sodium chloride Which of these is the balanced equation for the

Nonamiya [84]

2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl

4 0

3 years ago

What mass of KNO, will dissolve in 100 g of water at 100°C?

Sphinxa [80]

Answer:

About 170-180 grams of potassium nitrate are completely dissolved in 100 g.

Explanation:

Hello!

In this case, according to the reported solubility data for potassium nitrate at different temperatures on the attached picture, it is possible to bear out that about 170-180 grams of potassium nitrate are completely dissolved in 100 g; considering that the solubility is the maximum amount of a solute that can be dissolved in a solvent, in this case water.

Best regards!

3 0

2 years ago