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
ale4655 [162]
3 years ago
11

Please i need help ​

Chemistry
1 answer:
Veseljchak [2.6K]3 years ago
5 0

Answer:

For the q 7 its C

Explanation:

ANSWER C FOR Q_7

You might be interested in
Help me please this is do soon
andrezito [222]
Transform boundaries are places where plates slide sideways past each other. At transform boundaries lithosphere is neither created nor destroyed. Many transform boundaries are found on the sea floor, where they connect segments of diverging mid-ocean ridges. California's San Andreas fault is a transform boundary. So its true
3 0
3 years ago
Read 2 more answers
How many moles of tungsten (W,183.85 g/lol are in 415 grams of tungsten?
vladimir1956 [14]

Given mass of tungsten, W = 415 g

Molar mass of tungsten, W = 183.85 g/mol

Calculating moles of tungsten from mass and molar mass:

415 g * \frac{1 mol}{183.85 g} = 2.26 mol W

7 0
2 years ago
Sometimes a nuclide is referenced by the name of the element followed by the:
pentagon [3]

Answer:

electric charge

Explanation:

A nuclide is represented by the name of the element, preceded by the mass number (A) as a superscript on the left and the atomic number (Z) as subscript.

On the right, as a superscript is the electrical charge (e.g. +2) and is following the element name.

8 0
3 years ago
What two elements are the least abundant by volume in the crust
emmainna [20.7K]

Answer:

potassium and magnesium

8 0
2 years ago
Plants and animals can build up or break down rock by increasing weathering, erosion, and
alexgriva [62]

Answer:

false

Explanation:

Weathering describes the breaking down or dissolving of rocks and minerals on the surface of the Earth. Water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering.

6 0
3 years ago
Other questions:
  • An example of checmial weathering is when exposed to air a rock containing iron turns red
    7·1 answer
  • What is an example of ionic compound?<br><br>A.co2<br>B.Kcl<br>C.H2o<br>D.Co
    12·1 answer
  • Write the balanced equation for the oxidation of iron to iron (III) oxide. Will mark brainlest answer
    6·1 answer
  • What is is a simple definition of reduction?
    12·1 answer
  • A 12.5-g marble display 5.0 mL of water. What is its density?
    6·2 answers
  • BaCl2(aq) + Na2SO4(aq) ⇄ 2NaCl(aq) + BaSO4(s)
    13·1 answer
  • A student says that since the atomic theory is just a theory, it should not be considered useful. Which
    11·1 answer
  • Name two metals which will not liberate hydrogen from<br>dilute tetraoxosulphate(vi) acid.​
    15·1 answer
  • Which part of an atom has most of its mass?
    6·1 answer
  • 13p 14n what is this element
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!