zabby1303 zabby1303

04-03-2021
Chemistry

contestada

13. If a chemist has 12.3 moles of N H 03, what is the mass of the sample?

Respuesta :

Vallina Vallina

04-03-2021

Answer:

209.4831 g

Explanation:

number of moles × molar mass = mass of substance in g

12.3 × ( 14.0067 + 1.00484 × 3 ) = 209.4831 g

Answer Link

Otras preguntas

What type of circuit cannot conduct an electric current? A. A working circuit B. A short circuit C. An open circuit D. A closed circuit

Which statement about Victor Emmanuel II is correct? A. He was a Prussian chancellor who played a major role in the unification of Germany. B. He was the king o

Which state was an independent republic before joining the union? A)florida B)texas C)oregon D)ohio

Which sentence uses possessive pronouns correctly? A. The posters on the wall are our's. B. What is you're last name? C. During the storm, the ship lost it

Which statement describes a key reason that Great Britain was the first country to industrialize? A. It had slave labor to work in the new factories. B. It was

meat on a hamburger wighed 90 grams. how many hamburgers can be made from 720 grams of meat?

1. what do you know about eagles? Answer:.........

Why do we call Ba(NO3)2 barium nitrate, but we call Fe(NO3)2 iron(II) nitrate?

Which of the following case decisions gave the U.S. Supreme Court the power of judicial review? Brown v. Board of Education Texas v. Johnson Plessy v. Ferguson

When solving problems, which of these is performed before the others? A. Multiplication B. Addition C. Exponents D. Subtraction