vivianserrano666 vivianserrano666

28-10-2020
Chemistry

contestada

A does not change the substance into anything new

Respuesta :

28-10-2020

Answer:

Physical changes only change the appearance of a substance, not

chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions.

Explanation:

Answer Link

Otras preguntas

1. A commercial says," A Widget sells for $20. If you buy now, we will discount your Widget 15%. But wait, if you buy in the next five minutes, we will give a s

Neolithic people of the Sahara migrated south because of A. desertification. B. warfare. C. disease. D. invasion. Reset Selection

True or false 0.02 1/10 of 2

Find the unit rate, and then use it to solve the problem. A trucking company makes 50 deliveries in 5 days. How long will it take for 400 deliveries? A. 8 da

Riley is 3 years older than his sister. Which of the following expressions shows the sum of their ages if s represents Riley's sister's age?

A country’s production possibilities increase because the available workers become more skilled at using a computer. This is an example of growth caused by a. g

A(n) __________ is money set aside by formal action for a specific use. Select one of the options below as your answer: A. appropriation B. casework C. bill D.

what percent os 3/4 is 1/8

To express his meaning directly to the reader, the playwright uses dialogue and _____. plot structure stage directions style

Squeezy fruit drink is 36% pure orange juice and 64% water, if 1 L of Squeezyfruit drink is mixed with 600 mL of water what is the concentration of juice in the