1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Alchen [17]
3 years ago
11

Which of the following is a chemical change?

Chemistry
2 answers:
elena-s [515]3 years ago
3 0
Hi I'm in Chemistry too this year,
I believe D is correct because usually physical changes are things like density, color or quantity.
NNADVOKAT [17]3 years ago
3 0
D splitting water into hydrogen and oxygen yes because there is a chemical reaction with the molecules that changes the water
You might be interested in
You measure the strange insect in your yard and determine that it's 10 cm long. You want to share this new insect with other sci
blagie [28]

Answer:

A. SI units allow scientists to communicate around the world using the same

system of measurement.

Explanation:

4 0
3 years ago
What factors causes zinc to decrease and increase? Not the zinc in the human body.
LUCKY_DIMON [66]

Zinc deficiency affects the skin and gastrointestinal tract; brain and central nervous system, immune, skeletal, and reproductive systems. Zinc deficiency in humans is caused by reduced dietary intake, inadequate absorption, increased loss, or increased body system use. The most common cause is reduced dietary intake.

5 0
2 years ago
What type of bonds are these?
gulaghasi [49]
Jeez this is middle school really. covalently bond
3 0
3 years ago
Calculate the number of nitrogen atoms in 240 g of ammonium nitrate?
gtnhenbr [62]

3.125 i believe is the answer

6 0
3 years ago
Read 2 more answers
What important natural resource do plastics come from?
Bad White [126]
Im pretty sure the answer is c
8 0
3 years ago
Read 2 more answers
Other questions:
  • A generic gas, x, is placed in a sealed glass jar and decomposes to form gaseous y and solid z. 2x(g)â½ââây(g)+z(s) how are thes
    12·1 answer
  • For this exercise, we will consider a solution of the nonvolatile solvent ethylene glycol, C2H4(OH)2, in water. If the solution
    13·1 answer
  • or the solution containing Zn2+(aq), n is 2, so the MM/n ratio will be the molar mass of Zn divided by 2: MM/n = (65.39 g/mol) /
    10·1 answer
  • How many moles of O2 are needed to produce 50.0 moles of CO2?
    5·1 answer
  • Review the families and classification of elements in the periodic table. Based on this information, you would expect elements t
    12·2 answers
  • Is it possible to identify something as an element, compound or pure substance
    15·1 answer
  • Please help me thank u !​
    10·1 answer
  • A sample of ammonia has a mass of 45.5g. how many molecules are in this sample​
    6·1 answer
  • Corrosion may be regarded as the destruction of metal by:
    5·1 answer
  • Consider the following voltaic cell:(d) At which electrode are electrons consumed?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!