dderman1512 dderman1512

20-01-2017
Chemistry

contestada

Which of the following provides evidence that a chemical change has taken place?

Respuesta :

Claudia777 Claudia777

20-01-2017

1) Bubbles appear
2) Change of odour
4) A precipitate is formed
5)Change in temperature

Answer Link

20-01-2017

1,2, and 4 (which I assume was supposed to say 3)

Answer Link

Otras preguntas

During the Christmas season, a store offers a sale. You buy one item for the regular price then you get 60% discount on a second item of equal or less value. If

1,478 people went to the movies on Saturday, and 956 people went to the movies on day. What was the percent decrease in people going to the movies from Saturday

NEED HELP ON NUMBER 13 AND 141.A psychologist finds that the response to a certain stimulus varies with age groupaccording toR= y^4 +2y^3 - 4y^2 -5y +14,- where

3. A restaurant bill of $350 was paid using $5 notes and $50 notes. The total number ofnotes used was 16. Let x represent the number of $5 notes and y represent

A student is learning about a particular chemical element. The element is a metal that readily forms ionic salts with nonmetals and exists as a solid at standar

In what ways did the Olmec most clearly influence both the Maya and the Aztecs

A map of the park can be divided into a grid of 9^2 equal sections of land. It is estimated that there are 9^6 ants per section of land. Write the total number

Sorry i know it is too blurry but can u at least tryDon’t answer if u think I’m letting everyone else do my work BECAUSE I DO OTHERS TOO but i don’t understand

Solve using a system of equations. Tickets to a local movie were sold at $6.00 for adults and $4.50 for students. If 110 tickets were sold for a total of $615.0

Write an equation in slope-intercept form for the line that passes through (1,9) and (3,5).