tjsprott tjsprott

10-04-2021
Chemistry

contestada

How many grams of Pb are there in a sample of Pb that contains 1.15×1024 atoms? grams

Respuesta :

Аноним Аноним

10-04-2021

Solution:

[tex]\text{mass of Pb = 1.15 × 10²⁴ Pb atoms} × \frac{\text{1 mol Pb}}{\text{6.022 × 10²³ Pb atoms}} × \frac{\text{207.2 g Pb}}{\text{1 mol Pb}}[/tex]

[tex]\boxed{\text{mass of Pb = 396 g}}[/tex]

Answer Link

Otras preguntas

Find the slope of the line that passes through the points (3, 6) and (5, 3). Find the slope of a line that passes through the points (-3,-1) and (0, 3) The y

Rewrite without parentheses and simplify. (v+4)^2

How do we say I am Not Texting You back in french and spanish

6 is 15 percent of what amount

what time is 3 hours and 30 minutes after 6:50 a.m.

What was the biggest cause of World War One?

Primary producers generally form the smallest trophic level of a pyramid of energy. a. True b. False

What are the two phases during which tha moon appears as only a tiny silver

Jessica and Nancy are members of different video game libraries. Jessica pays a membership fee of $40, and she pays $5 for every video game she rents. The foll

Freezing and thawing of water can cause creep, which is?