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
EastWind [94]
2 years ago
5

Which of these is a Physical Change?

Chemistry
1 answer:
notka56 [123]2 years ago
5 0
D. Baking cookies I hope that’s right
You might be interested in
Which period is the shortest in the long form of the periodic table? Name all the
Andreyy89

Answer:

The first period is the shortest in the long form of periodic table

Explanation:

the long form or the modern periodic table is based on ht modern periodic law. it has 7 periods and 18 groups. this periodic table is widely used by people all over the world. the chemical and physical properties of the elements can be easily identified due to their classification into groups and periods or their position in the periodic table. the first period is the shortest in the long form of periodic table. there are two elements present, they are- hydrogen(H) and helium (He)

8 0
3 years ago
A solution is prepared by dissolving 150. grams of NaCl in 500 milliliters of water. What is the
Morgarella [4.7K]
Answer above should be correct!
5 0
3 years ago
Read 2 more answers
A___________ consists of a mixture of graphite powder (a form of carbon) and clay that is baked and hardened and encased in wood
Harlamova29_29 [7]

Answer:

A_____PENCIL______ consists of a mixture of graphite powder (a form of carbon) and clay that is baked and hardened and encased in wood or paper. a. silverpoint b. pencil c. charcoal d. chalk e. paste

Explanation:

A pencil is a writing material, where the graphite is what gives the black color to the writing stroke.

5 0
3 years ago
Determine how many atoms of pure silver will be created when 19.83 x 1023 atoms of copper are used in the following reaction:
Lubov Fominskaja [6]

Answer:

\boxed{3.966 \times 10^{24}\text{ atoms of Ag}}

Explanation:

(a) Balanced equation

Cu + 2AgNO₃ ⟶ Cu(NO₃)₂+ 2Ag

(b) Calculation

You want to convert atoms of Cu to atoms of Ag.

The atomic ratio is ratio is 2 atoms Ag:1 atom Cu

\text{Atoms of Ag} = 19.83 \times 10^{23}\text{atoms Cu} \times \dfrac{\text{2 atoms Ag}}{\text{1 atom Cu}}\\\\= 3.966 \times 10^{24}\text{ atoms of Ag}\\\\\text{The reaction will produce }\boxed{\mathbf{3.966 \times 10^{24}}\textbf{ atoms of Ag}}

4 0
3 years ago
Read 2 more answers
Why is it difficult to hold and keep liquids like water in your hand? Guys please help
Zanzabum

Answer:

Molecules move freely around since they don't have a definite shape. This is the reason water stays liquid and couldn't be gripped.

5 0
3 years ago
Other questions:
  • WHICH CHEMICAL EQUATION IS BALANCED? A.H2O--->H2+202 B.2H20--->2H2+02 C.2H20---->H2+202 D.H20--->2H2+202
    10·2 answers
  • If 40.0 g of HCl react with an excess of magnesium metal, what is the theoretical yield of hydrogen?
    10·2 answers
  • In the following reaction, what element is made?
    7·1 answer
  • . Use arrows to show electron pairing in the 4s and 3d orbitals of the following:<br> Nickel
    7·1 answer
  • compare (a) the numer of atoms and (b) the number of grams present in 1.00 mole of helium and 1.00 mole of argon
    7·1 answer
  • Convert the following to Fahrenheit
    7·1 answer
  • There is a close relation between forest<br>and wildlife.​
    10·1 answer
  • classify the following compounds as ionic (metal + nonmetal) , covalent (nonmetal + nonmetal) or both (compound containing a pol
    5·1 answer
  • The atmosphere insulates the planet by trapping in
    15·1 answer
  • You have 1 m3 of wood and 1 m3 of aluminum. which is heavier? prove your answer with calculation.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!