ayeitsmaria16 ayeitsmaria16

22-02-2017
Biology

contestada

why are chemical changes considered "unseen" ?

Respuesta :

S9infinite S9infinite

22-02-2017

Because they take place at an atomic level and are unable to be seen by the human eye

Answer Link

ZachariaH050305 ZachariaH050305

22-02-2017

They are unseen because it is physically impossible to see a chemical change with a human eye.

Answer Link

Otras preguntas

In a paragraph, describe why the election of 1896 could be considered a turning point in American politics. Be sure to consider the successes and failures of po

let L: P1-> P1 be the linear operator defined by L(at + b) = bt + a. Using the matric representing L with respect to the basis {1,t} for P1, Find eigenvalues

If you do not manage your emotions, they most likely will affect your ability to make good decisions.truefalse

Angie is a dedicated professional photographer; she has no other side or part-time jobs outside of her art. And even though art exhibits terrify her, she still

in classical conditioning, repeated presentations of the conditioned stimulus without the unconditioned stimulus lead to

Cell division. How and why does it happen? Cells can make exact copies through a process called mitosis. The parent cell undergoes DNA replication and makes a c

Select the graph that matches the system of inequalities. 2x – y ≤ 3 x – 2y ≥ –2

Sarai wants to make latkes for the Hanukkah party. The recipe says she will need 6 potatoes to make 16 latkes. Sarai wants to make 40 latkes. How many potatoes

In a board game, a certain number of points is awarded to a player upon rolling a six sided die (labeled 1 to 6) according to the function f(x)=4x+4, where xx i

Một vật móc vào lực kế ngoài không khí lực kế chỉ 2,35 n khi nhúng chìm vào trong nước lực kế chỉ 1,65 n biết trọng lượng biết trọng lượng riêng của nước là 10