Which of the following elements would be expected to resemble strontium (Sr) most closely in chemical properties?

1. Li

2. Ba

3. Sc

4. Cs

5. Si

Table sugar is not a mineral because?

Methyl orange (hmo) is an acid-base indicator. its two forms in solution are hmo (red) and mo - (yellow). when hmo is added to distilled water, the solution is yellow. how would you turn the solution red?

Given the system at equilibrium: 2POCl3 (g) + energy 2PCl3 (g) + O2 (g) Which changes occur when O2 (g) is added tothis system? (1) The equilibrium shifts to the right and the concentration of PCl3 (g) increases.

A reaction requires 15.0 g of ammonium chloride. What volumeof a 14% solution of NH4Cl which has a density of 1.04g/cm3 is needed to supply the 15.0 g ofNH4Cl?

What is the poH of a 4.5 x 10-3 M OH solution?

Why do you need a balanced equation for stoichiometry?

The density of gold is 19.3 g/cm3. What is the volume of a 13 g gold nugget?

Glucose, C6H12O6, C6H12O6, is used as an energy source by the human body. The overall reaction in the body is described by the equation C6H12O6 (aq) 6O2 (g) ⟶6CO2 (g) 6H2O (l) C6H12O6 (aq) 6O2 (g) ⟶6CO2 (g) 6H2O (l) Calculate the number of grams of

Which two bases pair with each other?

What is the main cause of increased erosion