4 physical properties of a spoonful of sugar

How many ml of a 0.155 m kcl solution contain 2.55 g kcl?

What is the mass of 1.867 moles of the element chlorine

While driving your rental car on your trip to Europe, you find that you are getting 9.7 kilometers per liter of gasoline. What does this correspond to in miles per gallon?

Anne is trying to attract her metal pencil box with a magnet from the other side of her desk. The pencil box does not move. What is most likely true? * The pencil box is repelling the force of the magnet.

How many formula units are in the unit cell shown for li2s?

W (g) + X (g) - -> Y (g) + Z (g) Gases W and X react in a closed, rigid vessel to form gases Yand Z according to the equation above. The initial pressure of W (g) is 1.20 atm and that of X (g) is 1.60 atm. No Y (g) or Z (g) isinitially present.

In this process, a piece of paper with small holes in it separates a heterogeneous mixture by letting through the small particles and keeping out the big ones. That is called as

The double bond between carbon and oxygen is similar to an alkene C-C, except that C o is: a) shorter and weaker. b) shorter and stronger c) longer and weaker. d) longer and stronger.

Calculate the half-life (in s) of a first-order reaction if the concentration of the reactant is 0.0576 M 17.1 s after the reaction starts and is 0.0249 M 97.8 s after the reaction starts.

What is the heat of solution? A) the amount of heat released when a vapor changes into a liquid B) the amount of heat absorbed or released when a solid dissolves C) the amount of heat required to change a solid into a liquid D) the amount of heat