a12345678944 a12345678944

23-11-2020
Chemistry

contestada

Which of the following is always altered when a substance undergoes a
chemical change?
a- state of matter of the substance
b- color of the substance
c- mass of the substance
d- arrangement of the atoms composing the substance

Relax

Respuesta :

aymancadey2010 aymancadey2010

23-11-2020

color of the substance

Answer Link

Otras preguntas

Which of the following is the best definition of pseudoscience? A. Implausible or untestable scientific claims B. Evidence based on personal beliefs and prefer

An element X forms a compound XH 3 with hydrogen. Another element Y forms a compound YX 2 with X. Given that the valency of hydrogen is 1, What are the valencie

Angela transfers to a new high school for gifted children and has trouble making friends. she expected this and plans to change it by joining more after school

The time that a butterfly lives after emerging from its chrysalis can be modelled by a random variable tt, the model here taking the probability that a butterfl

Which set of numbers is an arithmetic sequence?1, 5, 8, 13, ...2, 4, 8, 32, ...25, 21, 17, 13, ...81, 27, 9, 3, ...

Find an equation of the tangent to the curve at the point corresponding to the given value of the parameter. x = t3 + 1, y = t10 + t; t = −1

Decide when this event takes place: Quand vous veniez en Louisiane, vous parliez toujours français avec la famille. A) one time in the past B) later C)

How did byzantine emperors try to limit the influence of non-roman mercenaries?

A small resort is situated on an island that lies exactly 3 miles from pp, the nearest point to the island along a perfectly straight shoreline. 10 miles down t

The belt of river lowlands that extends across northern south asian lies between _________ and ________.: a.the himalaya; the deccan plateau b.the ganges; ind