Question
Asked Sep 22, 2019
340 views

How many cations are there in 50.0 g of sodium phosphate?

check_circle

Expert Answer

Step 1

Given:

Mass of compound = 50.0 g.

Formula of sodium phosphate is Na3PO4.

Molar mass of Na3PO4 = 164 g/mol.

Step 2

Calculation for number moles of Na3PO4:

help_outline

Image Transcriptionclose

Mass Number of moles = Molar mass 50.0 g Number of moles 164 g/mol Number of moles 0.305 moles.

fullscreen
Step 3

1 mole of Na3PO4 contains 3 moles of Na+.

Number of moles of Na+ = 3 x 0.305 moles = 0.915 moles...

help_outline

Image Transcriptionclose

6.023 1023 ions. 1 mole of Na 0.915 moles of Na x ions 0.915 moles of Nat x 6.023 x 1023 ions х- 1 mole f Nat x 5.511 x 1023 Nations

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Chemistry

General Chemistry

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Given a neutron in a box of length 1 angstroms. Calculate the energy of the ground state and the ene...

A: 1 Joule = 6.242 x 1018 eV.Energy for a particle in one dimensional box is given as follows, 

question_answer

Q: If an electron were to move from n=4 to n=2 and produce light with a wavelength of 580 nm, what is t...

A: Conversion factor is a formula which defines the relation between one set of units of a particular q...

question_answer

Q: Enter the formula for the compound copper(II) phosphate. Express your answer as a chemical formula.

A: We have to write the chemical formula for the compound copper(II) phosphate.

question_answer

Q: An element (A) has 5 isotopes. The masses (and abundances) of the isotopes 46A, 47A, 48A, 50A are 45...

A: Given:Average atomic mass = 47.87u.49A/50A = 3.361.

question_answer

Q: How do I do 4.70?

A: The electronic configurations of the following elements are given as,

question_answer

Q: Why a piece of wood is a mixture?

A: Wood is a substance made up of cellulose, hemicelluloses, and lignin.

question_answer

Q: Be sure to answer all parts. Fluoridation is the process of adding fluorine compounds to drinking wa...

A: Amount of water (in grams ) consumed by 50,000 people in an year is determined.1 year = 365 days

question_answer

Q: 12. A 10.0 g piece of pure aluminum is placed in 75.0 mL of 0.54 M hydrochloric acid at STP conditio...

A: Given:Mass of aluminum = 10 g.Molar mass of aluminum = 27 g/mol.Volume of HCl = 75.0 mL = 0.075 L.Mo...

question_answer

Q: A particular coal contains 2.55% sulfur by mass. When the coal is burned, it produces SO2 emissions ...

A: Click to see the answer