Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
Molecules
3. How many molecules are in 1 L of water (assume that the density of water is 1g/ml)? (5 marks)
1 answer
There are how many moles H2O in 1 L (1000 g)? moles = grams/molar mass
1 mol contains 6.022 x 10^23 molecules.
You can
ask a new question
or
answer this question
.
Similar Questions
Why is water considered the universal solvent?(1 point)
Water molecules are held together by covalent bonds. .Water is a polar
Top answer:
Water is considered the universal solvent because it is a polar compound due to its opposite charges
Read more.
how many holecules are in 1 L of water (assume that the density of water is 1g/ml.
I think 1000g/2*1.01 + 16.00g/mol =55.5 mol
Top answer:
Looks good to me.
Read more.
Why is water considered the universal solvent?(1 point)
Responses a. Water molecules are weakly bonded to other water molecules.
Top answer:
b. Water dissolves more substances than any other solvent.
Read more.
HCN is mixed with water. Which is the best
description of what you would expect to find in the solution? 1. CN+, OH−, and water
Top answer:
The best description of what you would expect to find in the solution when HCN is mixed with water
Read more.
A portable electric water heater transfers 255 watts (W of power to 5.5 L of water, where 1 W=1J/s.How much time (in minutes)
Top answer:
To determine the time it takes to heat the water, we need to calculate the amount of heat required
Read more.
Which statement is true about water molecules?
The oxygen atom has a negative charge. The hydrogen atoms do not share electrons.
Top answer:
what are the answers for Ph, Acids, and Bases Quick Check
Read more.
If the column of water in the water barometer fore to a height of 35ft, what would the atmospheric pressure be in mm Hg?
mmH20X(d
Top answer:
To find the atmospheric pressure in mm Hg, we can use the formula: mmHg = mmH2O * (density of water
Read more.
1 – 2 sentences why each of the following unique properties of water is important to living things
Water is the universal
Top answer:
1. Water being the universal solvent is important for living things because it allows for various
Read more.
1 – 2 sentences why each of the following unique properties of water is important to living things
Water is the universal
Top answer:
1. Water being the universal solvent is important to living things because it allows for the
Read more.
determine the osmotic pressure of the solution at STP. (Assume these solutions behave ideally.)
a)0.116 mol fraction glucose
Top answer:
To determine the osmotic pressure of a solution, you can use the ideal gas law equation, which
Read more.
Related Questions
Which change is chemical?
water boiling water undergoing electrolysis*** water freezing water evaporating Which number remains
HCN is mixed with water. Which is the best
description of what you would expect to find in the solution? 1. CN−, OH−, and
1 which property of water allows some lightweight insects to walk on top of a pond and not fall in?
A)adhesion between water
Why is it possible to float a pin on the surface of water?
A. The molecules of water on the surface change bonding as they dry
How much ice (in grams) would have to melt to lower the temperature of 355mL of water from 26∘C to 6∘C? (Assume the density
A tank is full of water. Find the work required to pump the water out of the spout. (Use 9.8 m/s^2 for g. Use 1000 kg/m^3 as the
Chemical energy for respiration is stored in the bonds of (1 point)
Responses glucose molecules. glucose molecules. water
A swimming pool, 20.0 m 12.5 m, is filled with water to a depth of 3.73 m. If the initial temperature of the water is 18.5°C,
Question
Chemical energy for respiration is stored in the bonds of (1 point) Responses carbon dioxide molecules. carbon dioxide
How does table salt (NaCl) dissolve in water?
A. The oxygen atoms in water molecules attract sodium ions. B. Each sodium ion is