matthewdawson3343 matthewdawson3343

21-06-2022
Chemistry

contestada

What is the concentration of the solution, expressed in percent by mass, that is formed from the mixing of 7.8 g from nacl into a 134.0 g of h2o

Respuesta :

Medunno13 Medunno13

23-06-2022

Answer:

Explanation:

[tex]\frac{7.8}{7.8+134} \times 100 \approx \boxed{5.5\% \text{ (to 2 sf)}}[/tex]

Answer Link

Otras preguntas

A school has 375 boys and 405 girls.What percentage (correct to one decimal place) are boys?

What is this number in expanded form? 8.21

Amys salary is given by the equation y = 25000 + 700x, where x is the number of years since 2007 and y is her salary in dollars. What has been her yearly raise

what are some props i could do for clara barton plz help

Amys salary is given by the equation y = 25000 + 700x, where x is the number of years since 2007 and y is her salary in dollars. What has been her yearly raise

Which equation has the same solution as 2x^2+x-3=0

Yol drove 389.24 miles back home to surprise his brother for his birthday. The drive took 7.4 hours.What was Yol's average speed for the trip, in miles per hour

Which of the following best describes who has decision-making power in an oligarchy? A. a single individual B. all of the residents C. all of the voting citizen

The _____ tube brings a mature ovum to the uterus. fallopian ovarian Cowper

If your freedom was in jeopardy, what would you be willing to sacrifice? Be honest. The truth is that sometimes it is better to play it safe. Sometimes it is be