alessandraaaaaaaaaaa alessandraaaaaaaaaaa

04-03-2022
Chemistry

contestada

What is the mass of a sample that contains 4.05 mol of Zr?

Molar mass of Zr = 65.38 g

A- 65.38 g
B- 264.79 g
C- 45.99 g
D- 0.0619 g

Respuesta :

londonjasper18p03ry9 londonjasper18p03ry9

04-03-2022

Hi!
From what i calculated the answer to this should be B- 264.79
•All you need to do is take the mols given (4.05) and multiply that by the given atomic mass (65.38) and your answer should come out to equal B

Answer Link

Otras preguntas

what is the 7.5x10 exponent 5 of scientific notation

The length of Marshall's poster is 2 times its width. If the perimeter is 72 inches, what is the area of the poster?

Write five names for 64 .

2x+8=22 how do I figure out the answer to problem 2x+8=22 ?

Which words in this sentence are common nouns? Until the Spaniards brought cattle and sheep from Europe, the Aztecs had no dairy products. Choose all answers th

Convert 14mm to its equivalent in m using dimensional analysis

what is £42 increased by 10%

Which of the following statements is not true?"Whom" can serve as the object of a preposition."Whom" is an object pronoun."Who" and "whom" are personal pronouns

The cost for n students to attend a workshop is 7n+12 dollars. What is the cost,in dollars for students to attend?

Tim solved a system of linear equations. He found that an infinite number of points satisfied the system. What do you know for certain is true about the two lin