Other Chemistry Answers

Identify the following household materials whether an acid or base and give a brief explanation.

1.    Sodium Bicarbonate - Baking Soda

2.    Ketchup

3.    Jam

4.    Soap (A mild base)

5.    Oven Cleaner

6.    Citrus

7.    Drain Cleaner

8.    Toothpaste

9.    Bleach

10. Car batteries

11. Ammonia (Sometime found in hair products or cleaning products)

12. Washing Powder

13. Milk

14. Cement

15. Calcium Hydroxide - Slaked lime

How many grams is 3.5 x 1024 molecules of P2O4?

How many molecules are in 0.0021 mol of magnesium oxide?

. At a pressure of 1.5 atm and 42.2 °C, a certain gas has a volume of 340.0 mL. What will be the volume of this gas under STP.

What are the spectator ions if the following substances are placed in the beaker to react?

BaNO3(aq) + Na2SO4(aq)

Write the dissociation reactions of the following substances.

a) MgCl2

b)KF

c)BaNO3

What is the boiling point elevation of 45.6 g of NaCl dissolved in 650 g of water?

What is the new freezing point of a 0.50 m solution of a nonelectrolyte dissolved in water?

What is the boiling point elevation of an aqueous solution of sucrose with a molal concentration of 1.35 m?

How many gram does nitrogen (N) present in 100 Kg ammonium nitrate ((NH4NO3) fertilizer?