g86wp2htd4 g86wp2htd4

22-06-2022
Chemistry

contestada

How many moles are equal to a 0.25g sample of al?

Respuesta :

saadatk saadatk

22-06-2022

Answer:

0.00926

Explanation:

no. of moles = mass ÷ molar mass (RMM)

Molar mass of Al is 27.

∴ no. of moles = 0.25 ÷ 27

= 0.00926 moles (3 s.f.)

Answer Link

allyhey7j8 allyhey7j8

22-06-2022

Answer:00926

Explanation:

Answer Link

Otras preguntas

According to the Land Ordinance of 1787, when could a territory be admitted to the Union? when a set amount of acres of land were under cultivation when a

And how can I show the work? so I substituted the x with 3 and 5, got two decimals (27.16 and 16.10) but my teacher says it's not correct, but all she wrote dow

Do all objects have the same gravitational force? (will upvote)

Average hippopotamus weighs 1800 kg about how many pounds does the average hippopatomaus weigh

Could you say: Have a nice rest of the day?

1. Which of the following is NOT a benefit of stretching? (1point ) A. poor circulation B. Increased speed and power C. Increased flexibility D. Minimized

o compunere in engleza cu titlul poveste de craciun

How do u say I have brown eyes in Spanish

A formula that shows the simplest whole-number ratio of the atoms in a compound is the? a. molecular formula b. ideal formula c. structural formula d. empiri

What is 4.973 written in expanded form