melmason0 melmason0

21-06-2018
Physics

contestada

a change of color is a sign that a chemical reaction is taking place. true or false

Respuesta :

03-07-2018

That is true. Change in color, formation of a precipitate, and production of gas are the three chemical changes.

Answer Link

Otras preguntas

Which steps are part of the process of citing supporting details? Select four options. finding repeated words and phrases determining the central idea writing a

In tomatoes, dwarf (d) is recessive to tall (D), and opaque (light-green) leaves (op) are recessive to green leaves (Op). The loci that determine height and lea

2. How does the following quote from paragraph 1 contribute to the text? "It is the largest explosion that takes place in space." A lt suggests that supernovas

Help Idk the way to do it

"Assume that a man and a woman are phenotypically normal, but the woman is heterozygous for a pericentric inversion on chromosome 8. The man is karyotypically n

F(x)=x^2 What is g(x)?

Help, please. I dont really understand

which of these is the best example of a long term physical fitness goal? A. increase cardiorespiratory endurance B. reduce weight C. increase strength D. comple

Ch. 5: What kind of person is Miss Maudie? write a paragraph To kill a mockingbird

2/3 of a plot is garden.1/5 of the garden is lawn find the fraction of the plot of land that is lawn