What is the formal charge on oxygen in the following structure? H H C-0-H H H O 2- О 1- О 1+ О 2+

Q: what is the density an object with a mass of 1.583 g and the volume of 0.2009 ml ?

A: Density can be calculated using the equation given below:

Q: What is a liter is equivalent to 1.059 qt?

A: The liquid is the state of matter which usually measures in the form of its volume. Some common…

Q: The combustion of 45.0 g of methane (natural gas) releases 2498 kJ of heat energy. How much energy…

A:

Q: 1.17 X10-7s to microseconds

A: 1 second is equal to 1000000  seconds  1 s = 106 microseconds

Q: To the correct number of significant figures calculate log(4.399x104).

A: Significant figures are the digits of a number that have meaning in terms of accuracy or precision.

Q: A graduated cylinder contains 147 mLmL of water. A 13.0-gg piece of iron and a 22.0-gg piece of lead…

A: Given: Volume of water in a graduated cylinder = 147 mL Mass of iron added = 13.0 g Mass of lead…

Q: If an object is traveling at a speed of 400 m/s, how long (in hours) will it take to reach 950.5 km?…

A:

Q: According to the metric system, 1Gg= g

A: 1Gg is equal to how many gram ?

Q: 3.6 *10^4 mg to kg

A: Given that : We have to convert 3.6 x 104 mg to kg.

Q: Convert -128 °F to degrees Celsius and Kelvin

A: The given temperature is converted into degree Celsius as follows:

Q: Complete the table below. dL = Mg = 200 cs = 8 km = X 7 L 8 000 000 g Ś S B

A:

Q: Convert 80. cm/s to m/ns.

A: Given :- 80 cm/s  To convert :- 80 cm/s to m/ns    100 cm = 1 m  1 ns = 10-9 s

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.