The positively charged particles found in the nucleus of an atom are called ______.a. nuclear forces.
b. electrons.
c. protons.
d. subatomic particles.

Answers

Answer 1
Answer: the answer is (c) protons

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How many moles of chlorine, cl, are there in 8 moles of carbon tetrachloride, ccl4?

Answers

Moles are the amount of substance

the break down of CCl₄ is as follows

CCl₄ --> C + 4 Cl

in the compound CCl₄ - 1 mol of CCl₄ contains 4 mol of Cl

so for every 1 mol of CCl₄ there are 4 mol of Cl

then in 8 mol of CCl₄ - there are 4 x 8 = 32 mol of Cl

so 8 mol of CCl₄ contains 32 mol of Cl

answer is 32 mol of Cl

\boxed{{\text{32 moles}}} of chlorine are present in 8 moles of {\text{CC}}{{\text{1}}_{\text{4}}} .

Further Explanation:

Mole is a measure of the amount of substance. It is defined as the mass of a substance that has the same number of fundamental units as there are atoms in 12 g of carbon-12. Such fundamental units can be atoms, molecules or formula units.

In {\text{CC}}{{\text{l}}_4} , both carbon and chlorine are non-metals. Carbon has four valence electrons whereas chlorine has seven valence electrons. Both share two electrons with each other and a single covalent bond is formed between a carbon and a chlorine atom. So carbon forms four single bonds with four chlorine atoms in order to complete its octet and the octet of chlorine is also fulfilled. This bond is formed due to sharing of the electrons and therefore {\text{CC}}{{\text{l}}_4} is a covalent compound. (Refer to the attached image)

{\text{CC}}{{\text{l}}_4} is a covalent compound. So 1 mole of  {\text{CC}}{{\text{1}}_{\text{4}}} contains 1 mole of carbon and 4 moles of Cl.

Number of moles of Cl in 1 mole of {\text{CC}}{{\text{l}}_4} = 4

So the number of moles of Cl in 8 moles of {\text{CC}}{{\text{l}}_4} is calculated as follows:

\begin{aligned}{\text{Moles of Cl}}&=\left({8\;{\text{mol}}\;{\text{CC}}{{\text{l}}_4}}\right)* \left({\frac{{4\;{\text{mol}}\;{\text{Cl}}}}{{1\;{\text{mol}}\;{\text{CC}}{{\text{l}}_4}}}}\right)\n &=\boxed{32\;{\text{mol}}}\n\end{gathered}

So 8 moles of {\mathbf{CC}}{{\mathbf{l}}_{\mathbf{4}}}  contain 32 moles of Cl.

Learn more:

1. Identification of ionic bonding: brainly.com/question/1603987

2. Which is a covalent compound? brainly.com/question/2083444

Answer details:

Grade: High School

Subject: Chemistry

Chapter: Ionic and covalent compounds

Keywords: covalent compounds. chlorine, carbon, mole, non-metal, mutual sharing, molecular bond, hydrogen, chlorine, CCl4, brittle, enthalpy of fusion, heat, electricity, conductors, boiling points, positively charged, negatively charged.

Which halogen is most likely to react?a. Br (bromine)
b. F (fluorine)
c. I (iodine)
d. Cl (chlorine)

Answers

The correct answer is B. Fluorine is the most reactive among the choices. The choices given belongs to the group of halogens which means salt-producing. These elements reacts with metals to produce salts. The reactivity of these halogens can be predicted using the periodic table. As you go down the group 7 elements, reactivity of these elements decreases.

Answer:

B

MAY I PLZ HAVE BRAINIEST

The best tool to use to locate the boundaries between countries is a(n) _____.interrupted area map
political map
population map
relief map

Answers

The correct answer is (b) political map

The explanation:

when a political map: is different than other types of maps because it focuses on government or administrative boundaries rather than geographical or physical features. Instead of showing viewers what exists in the land, it shows those imaginary lines that serve to separate countries, states, territories, and cities. These maps generally include larger bodies of water, such as oceans, rivers, and lakes, as landmarks.

It was made by man not natural like the others maps.

so this is the correct answer.

Final answer:

A political map is the best tool to locate the boundaries between countries, providing distinct and accurate depiction of governmental boundaries.

Explanation:

The best tool to use to locate the boundaries between countries is a political map. Political maps are designed to show governmental boundaries of countries, states, and counties.

They also indicate the location of major cities, and they usually include significant bodies of water.

Unlike other types of maps like interrupted area maps, population maps, or relief maps, a political map focuses specifically on the delineation of imaginary lines separating different political entities, making it the ideal tool for identifying country boundaries.

Learn more about Political Map here:

brainly.com/question/28838482

#SPJ12

How does the equilibrium change to counter the removal of A in this reaction? A + B ⇌ AB

Answers

 To counter the removal of A  the  equilibrium  change by shifting toward the left


         explanation

If the  reaction  is at equilibrium  and we   alter  the condition a new equilibrium  state   is created

  The  removal  of   A led to the shift of equilibrium  toward the left since  it led to  less  molecules  in reactant side  which favor the backward  reaction.(  equilibrium  shift to the left)

For Plato users :

The equilibrium SHIFTS LEFT. Simultaneously, there’s an increase in the REVERSE reaction.

What's at the bottom of a black hole?

Answers

All matter in a black hole is crushed into a single point at the center called singularity. 

You have a stock bottle of HCl (aq) which is 12.1M, You need 400 mL of 0.10M HCl. How much of the acid and how much water will you need?

Answers

Mols of acid needed: 0.4 liters x 0.10 mol/liter = 0.04 mol

Volumen of acid in the bottle than contaiins 0.04 mol of acid: V = #moles/M = 0.04 mol/12.1 mol/liter = 0.003306 liters = 3.306 ml

Then you need 3.3 ml of acid from the bottle and 396.7 ml of pure water to get 400 ml of acid 0,1 M