Chemistry, asked by adi6298, 9 months ago

3. What is the molarity of NaOH solution if 250 mL of it contains 1 mg of NaOH?
(1) 10-M
(2) 10-2 M
(3) 104 M
(4) 10-3 M

Answers

Answered by rahuldev17

3

Answer:

10^-4

Explanation:

molarity=given wt.×1000

------------- ---------

mol. wt. vol. in ml

=}. 1×10^-3 ×1000

--------------. ---------. =10^-4

40 250

Previous Question

Next Question

Similar questions

Science, 5 months ago

Enlist all physical properties of metals. in 3 marker questions..

Math, 5 months ago

Why the growth of nationalism in the colonies is linked to an anti-colonial movement.

Math, 5 months ago

(Select a paragraph containing appx.100-150 words.Prepare 3 frequency tables as follows: Table1-consider first letter of each word Table 2-consider 2 letter words,3 letter words & so on Table 3-consider the articles a,an,the. Image of thisis also provided.you have to follow exactly the same Including q/a.) 3.Make a table & write down *definitions* and *properties* of the following...

CBSE BOARD X, 9 months ago

plzx answer this question diagram of human nervous system with explanation ...

Physics, 9 months ago

why are shock observe are used in vehicles...

Chemistry, 11 months ago

A student is given the question: "what is the mass of a gold bar that is 7.379 × 10–4 m3 in volume? the density of gold is 19.3 g/cm3." What is the answer to the equation? Write your answer to the correct number of significant figures.

Physics, 11 months ago

the ratio of height of mercury column in a barometer at a given place to height of the liquid column at a same place are 1 : 4 find the density of the liquid...

History, 11 months ago

According to Pericles, what differentiates Athens from its neighbors? Check all that apply.