maryamdawood55 maryamdawood55

03-01-2022
Chemistry

contestada

7. What is the molar mass of each of the following elements?
a) helium, He(s)
c) potassium, K(s)
b) manganese, Mn(s)
d) boron, B(s)

Respuesta :

dt33183 dt33183

03-01-2022

Answer:

The molar mass of:

Helium = 4.00 g/mol

Potassium = 39.0983 g/mol

Manganese = 54.94 g/mol.

Boron = 10.81 g / mol

Explanation:

Helium = 4.00 g/mol

Potassium = 39.0983 g/mol

Manganese = 54.94 g/mol.

Boron = 10.81 g / mol

Answer Link

Otras preguntas

Constantine's government in Constantinople was highly: ecumenical inefficient democratic centralized

Many-celled organisms that make their own food are called: fungi bacteria plants animals

The following diagram represents the collection of CO2 and H2O molecules formed by complete combustion of a hydrocarbon. (Figure 1) What is the empirical formul

As an object increases in altitude, its mass: b. decreases c. remains the same

Root words are always four letter words? TRUE or FALSE

What is the Sun's right ascension on the vernal equinox? a. 0 hours b. 6 hours c. 12 hours d. 18 hours

Which equation represents the relationship shown in the table below? a) y = –x – 3 b) y = x – 3 c) y = 2x − 3 d) y = –2x + 3

Which of the following is NOT an example of work? a. a windmill turning in the wind b. a person sliding a box across the floor c. a metal bar bracing a leani

Add. 6 1/3 + 4 ¾ + 3 7/12 =

In an essay, flow is?