A substance undergoes a change. Which of the following indicates that the change was a chemical change?
The substance froze
The substance changed size
The substanced changed shape
New molecules formed
Answers (2)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “A substance undergoes a change. Which of the following indicates that the change was a chemical change? The substance froze The substance ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
Reaction 1: C3H8 (g) + 5O2 (g) →3CO2 (g) + 4H2O (g), ΔH1 = - 2043 kJ. Reaction 2: 3C3H8 (g) + 15O2 (g) →9CO2 (g) + 12H2O (g), ΔH2 = ? Determine the value of ΔH2.
Answers (1)
Which of the following methods can be used to separate salt and iron
Answers (1)
Which option correctly orders the elements by increasing reactivity? Hint: Review your periodic table. Na < K < Li K < Na < Li Li < Na < K Na < Li < K
Answers (1)
A 1.248 g sample of limestone rock is pulverized and then treated with 30.00 ml of 1.035 m hcl solution. the excess acid then requires 11.56 ml of 1.010 m naoh for neutralization.
Answers (1)
How many moles are in 88.1 of magnesium
Answers (1)
New Questions in Chemistry
Identify the spectator ions in the following complete ionic equation. 2k (aq) s2 - (aq) pb2 (aq) 2no-3 (aq) →pbs (s) 2k (aq) 2no-3 (aq) express your answers as ions separated by a comma.
Answers (1)
4. A bird left its post and flew in a triangular path. It flew 21 yards south, 72 yards east and 75 yards diagonally to end back at the post. Is it a right triangle?
Answers (1)
Condension occurs in the inside of your windows in Winters, why?
Answers (1)
How can you use Hess's law to determine a reaction's enthalpy?
Answers (1)
7. How much energy in KJ is released when 15.0 g of steam at 100.0 degrees Celsius is condensed and then frozen to ice at 0.0 degrees Celsius?
Answers (1)