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
diamong [38]
3 years ago
13

How many grams of AgNO3 are needed to prepare a 0.25 m solution in 500 grams of water?

Chemistry
1 answer:
oksian1 [2.3K]3 years ago
8 0
Volume = V = 250ml = 0.25 L 
<span>M = 0.135M </span>
<span>Molar mass of AgNO3 = 108+14+3*16 = 170 </span>

<span>M = mole/V </span>
<span>mole = 0.135*0.25 = 0.03375 mole </span>

<span>mole = mass/molar mass </span>

<span>mass = 0.03375 * 170 = 5.7375 gr</span>
You might be interested in
10. What is used to "cure" a virus *
Lerok [7]
Vaccine

Because scientists normally put the cure in a form to get injected into you and since a vaccine is basically a shot vaccine would most likely be correct
8 0
3 years ago
Please help
Sauron [17]

Answer:

D) is the answer please thanks

6 0
2 years ago
Compare the wavelength and energy of ultraviolet rays to visible light
Nadusha1986 [10]

Answer:

Visible wavelengths range from 0.0007 milimeters for red light, through orange, yellow, green, and blue, to 0.0004 milimeters for violet light.

Ultraviolet is shorter wavelengths than violet.

Hope This Helps.

6 0
3 years ago
2K2SO4 &lt;--- how many atoms are there in this formula?
jekas [21]
There are 14 atoms, the 2 at the front times' everything by 2, so there 4Ks, 2Ss and 8Os, altogether 14
3 0
3 years ago
Consider the two triangles shown below.
attashe74 [19]

Triangles may be regarded as similar or congruent on the following basis;

1) Side angle side (SAS)

2) Side side side (SSS)

3) Angle Angle side (AAS)

<h3>What is a triangle?</h3>

A triangle is a three sided figure. The figures are not shown here. However, two triangle may be regarded as similar or congruent by the following conditions;

1) Side angle side (SAS)

2) Side side side (SSS)

3) Angle Angle side (AAS)

Since the triagles are not shown here, the similarity of the triangles can not be established.

Learn more about triangles: brainly.com/question/25813512

8 0
2 years ago
Other questions:
  • How many types of alkanol do we have
    12·1 answer
  • Logan combines hydrogen chloride (hcl) and calcium hydroxide ca(oh)2. as a result, a reaction occurs and new substances are form
    13·2 answers
  • The density of iron is 7.8 g/cm^3 (cubed), what is the mass of 5 cm^3 (cubed) of it? Include the symbol for the correct unit.
    9·1 answer
  • Select the correct classification for the reaction.<br> 4NH3(g) + 502(g) – 4NO(g) + 6H20(9)
    12·1 answer
  • Which of these is an example of pseudoscience?
    13·2 answers
  • Select the correct answer. Which substance is made of polymers? A. marble B. protein C. salt D. steel
    9·2 answers
  • Electrons orbit the nucleus like planets around the sun.​<br>true or false?
    15·2 answers
  • Consider the following diagram of a chemical reaction.
    14·2 answers
  • Pls help noww<br>Just want to see who's the smartest here<br>promise to tag u as brainliest​
    15·1 answer
  • How many moles of hydrogen atoms are there in one mole of (NH4)PMo12O40?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!