Answer:
Dilute the mixture with distilled water
Explanation:
3% solution: mix 1 part of 35% food grade hydrogen peroxide with 11 parts distilled water. Ratio is 1 to 11.
Answer:
14.0067 g/mol
Explanation:
The molar mass of pure nitrogen is 14.0067 because when you look at the top right of an element on the periodic table of elements you can see the molar mass of an element. This can go for any other elements on the table, just look at the top right of the box. The molar mass of an element is also called the atomic weight. Hope this helps! :)
Answer:
6.2 g
Explanation:
1. Calculate the number of half-lives.
2. Calculate the final mass of the substance.
Answer:
Explanation:
Hello,
In this case, by knowing that the heat due to a change of temperature is given by:
Whereas Q accounts for the heat, m for the mass, Cp the heat capacity and ΔT for the change in temperature. In such a way the required heat results:
Best regards.
Answer: From the help of the great Mark Rober, you should need a decent sized rock, not too small that it can't create its "water ramp" and not too big that you can't reach the maximum velocity of your arm before you have to release the rock
Explanation: