sonMarMihryn sonMarMihryn

03-10-2016
Chemistry

contestada

List four observation that suggest a chemical change is occuring

Respuesta :

QxeenLuna QxeenLuna

03-10-2016

1.) Gas given off
2.) precipitate formed
3.) large amount of heat given off
4.) Color change

Answer Link

Otras preguntas

what is 4k+44=10k-10

What is HDI? What factors influence the HDI of a country the most?

The dating of geological formations is an example of a beneficial use of (1) isomers(2) electrolytes(3) organic compounds (4) radioactive nuclides

In which order did this sequence of events from Texas history occur? 1. Texas became the 28th state in the United States. 2. People from the United States settl

What is the half-life of sodium-25 if 1.00 gram of a 16.00-gram sample of sodium-25 remains unchanged after 237 seconds? (1) 47.4 s (3) 79.0 s (2) 59.3 s (4) 11

Given the balanced equation: I2(s) + energy ==> I2(g) As a sample of I2(s) sublimes to I2(g), the entropy of the sample (1) increases because the particles a

Given the balanced equation: 2C + 3H2==> C2H6 What is the total number of moles of C that must completely react to produce 2.0 moles of C2H6? (1) 1.0 mol (3)

What is a simple life cycle of a bird?

Science Experiments: What does Interpretation of Data mean?

Find the sum of -4 and 14