taniyatmontenegro
taniyatmontenegro taniyatmontenegro
  • 25-02-2021
  • Chemistry
contestada

NEED HELP! thank you!
The same element is present before and after a
O chemical change
O physical change
O chemical reaction
O none of these

Respuesta :

aehawkinsp57aub aehawkinsp57aub
  • 25-02-2021

Answer:

This is a physical change.

Explanation:

As long as the identity of the substance has not changed, and the element is present before and after, it is a physical change! (Ex: ice melting)

Answer Link

Otras preguntas

What is the value of x?
can anyone help me with this?
F(2, 0) 2. Centro (5, -3), radio=8 3. F(0, 2) directriz y=-2 4. Centro (-3, -4), radio=5
Select the correct answer. Which expression is equivalent to the given expression? (3m²n)³ mn4
Calcium has a density of 1.54 g/mL. What mass would 3.00 mL have?
In the text, the author discusses how the Thirteen Colonies originally took part in nonviolent forms of protest. Why do you think this was unsuccessful? Why mig
How many atoms of hydrogen are in 1.255 grams of aluminum hydroxide?
What classical civilization is circled on the map? Select one: a. Rome b. Persia c. China d. Greece
A mains operated motor raises an 1250, k, g,1250kg car to a height of 1, point, 7, m,1.7m. The electrical work done by the mains supply is 30000, J,30000J. Calc
If you were in charge, do you think it is better to have multiple perspectives and opinions or do you only want advisors who agree with you? Explain.