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
weqwewe [10]
2 years ago
7

Find the percentage compositions CaCl2 Ca: CI:

Chemistry
1 answer:
Naddika [18.5K]2 years ago
4 0

Answer:

PERCENTAGE COMPOSITION OF CALCIUM IS 40.1/74.1

PERCENTAGE OF CHLORINE IS 17/74.1

Explanation:

You might be interested in
Calculate the mean of 2, 5 and 3. write your answer to 2 decimal places. please help me on this
makvit [3.9K]

Hello.

The answer is: 3.3333

To get the answer add 2,5 and 3 that is 10 then divide by 3 to get 3.3

Have a nice day

6 0
3 years ago
If you are calculating the grams to mL ratio, you are trying to find the object’s…
Alex

Answer:

Density

Explanation:

The ratio of mass to the volume of an object is called its density. Unit of mass is grams and that of volume is mL.

Density = mass/volume

\text{Density}=\dfrac{\text{grams}}{\text{mL}}\\\\=\text{grams/mL}

If you are calculating the grams to mL ratio, it means that we are trying to find the object's density.

4 0
3 years ago
5. Can you determine the number of neutrons in the nucleus of an atom by looking at the element's average atomic mass and the at
Shkiper50 [21]

Answer:

No you can't

Explanation:

The atomic number is the amount of protons in element's nucleus, that's one reason why. The second reason is that the atomic mass is protons and neutrons combined, their estimated value, which doesn't show how much neutrons are in an element. It does show combined, but not specifically neutrons

7 0
2 years ago
Help what is a b c please I want help this my quiz quick
stich3 [128]

Answer:

1.

A= <u>sum</u><u>(</u><u>mass</u><u>*</u><u>percent</u><u> </u><u>abundance</u><u>)</u>

M 100

=(23.985*78.70)+(24.946*10.13)+(25.983*11.17)/100

= 24.3

2. The element is Magnesium.

3. 2412Mg,2512Mg and 2612Mg

4 0
2 years ago
Why is hydrogen a light gas and iron is a heavy solid
lbvjy [14]
<span>Heavier atoms make denser materials</span>
8 0
3 years ago
Read 2 more answers
Other questions:
  • The lens that is within the eyepiece of the light microscope is called the: A- Scanning B- Low power C- High Power D- Ocular
    5·1 answer
  • Is mixing salt and pepper physical or chemical change ?
    13·1 answer
  • What is the density of 19 milliliters of a liquid substance with a mass of 6.05 grams?<br>​
    8·1 answer
  • Which state of matter has a definite volume, but does not have a definite shape?
    11·1 answer
  • Does a low or a high pressure air mass have a greater atmospheric pressure than the surrounding air masses?
    15·2 answers
  • According to the bottle, a serving size of Gatorade is 240 mL. The molar mass of Red Dye #40 is 496.43 g/mol. Use this informati
    13·1 answer
  • Please Help Me!!!I will mark Brainliest!!!
    5·1 answer
  • What is the percent yield of this reaction if 22.o g of Mgl2 is produced by the reaction of 25.0 g of Mg with 25.0 g of l2?
    5·1 answer
  • How do i know if a reaction is exo/endothermic?? help please.
    12·1 answer
  • What is the density of an object with a mass of 53.7 g and a volume of 27.19 ml?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!