drinsela10 drinsela10

25-03-2021
Mathematics

contestada

What quantity of a 50% acid solution must be mixed with a 20% solution to produce 600 mL of a 45% solution?

Respuesta :

chetankachana chetankachana

25-03-2021

Answer:

400 mL

Step-by-step explanation:

0.50x + 0.20(600-x) = 0.40*600

50x + 20*600 - 20x = 40*600

30x = 20*600

x = 20*20

x = 400 mL

Answer Link

Otras preguntas

Do you agree with the speaker point of view about national security?

Many people can lose weight in the first few weeks of following a weight-loss diet, but that weight loss becomes more difficult after several weeks. This is bec

Select the correct answer. Rashid is conducting a seminar on the importance of coral reefs. Which point should he include? A. that corals can be picked from the

Which TWO statements describes the writer’s point of view about education? A: Schools should include more creative arts in their syllabus? B: Examinations and

Which of the following is an example overregularization of grammar rules?◯ Believing that figures of speech are literal◯ Memorizing irregular verbs◯ Applying 's

Mongols were mounted warriors on horseback from Asia who established the largest land empire in history true or false

Generally, the diagnosis section of the assessment report includes clinical diagnosis, psychosocial and environmental factors, and medical conditions. 1. True 2

Roger, a talk show host, invited the studio audience to voice their opinions on raising the driving age. Of the 10 audience members who chose to speak, 7 of the

What does the text claim about age and crime? A. The relationship between age and criminality is negligible. B. There is no relationship between age and crimina

Consider the following C Program: int fun(int *i) *i += 1; return 2; void main() int x = 0; x = x + fun( x); What is the value of x after the assignment