A sample of chlorine containing isotopes of mass numbers 35 and 37 was analysed in a mass spectrometer how many peaks corresponding to cl2 + were recorded

If a maximum of 5.60g of a gas at 2.50 atm of pressure dissolves in 3.5-L of water, what will the solubility be if the pressure changes to 5.00atm?

Why is there no change in the temperature when the process of melting takes place? A) Because the supplied heat is used to overcome the force of attraction between the molecules.

How many milliliters are in 17.5 l? 175 ml 1.75 x 10-2 ml 1.75 x 103 ml 1.75 x 104 ml?

Magnesium (mg) forms an oxide with one magnesium atom and one oxygen atom as its formula. which element below is likely to form an oxide with a similar 1:1 formula? silicon, si sodium, na aluminum, al calcium, ca

HCl (aq) + Zn (s) → ZnCl2 (aq) + H2 (g) what's the reaction

Sakura tested the ph of several solutions. which substances are acidic? check all that apply. cola-flavored soda: 2.6 cranberry juice: 2.9 dish soap: 7.3 pickle juice: 5.5 seawater: 8.0 lye soap: 13.0

A cell has a standard emf of + 0.135 v at 298 k. part a what is the value of the equilibrium constant for the cell reaction if n=1?

Heat is added to a 200.-gram sample of H2O (s) to melt the sample at 0°C. Then the resulting H2O () is heated to a final temperature of 65°C. Determine the total amount of heat required to completely melt the sample. Heat is added to a 200.

What perccent of the atmosphere is made up of carbon dioxe?

which of these is an example of a chemical change A breaking glass B mealting ice on a windshield C burning gasoline D denting a bumper