During the fission of uranium-235, neutrons are released and a small amount of mass is converted to energy. How many neutrons are in the nucleus of an atom of uranium-235? A. 92 B. 143 C. 235 D. 238

Which of the following has the bonds correctly arranged in order of increasing polarity? a) Be - F, Mg - F, N - F, O - F b) O - F, N - F, Be - F, Mg - F c) O - F, Be - F, Mg - F, N - F d) N - F, Be - F, Mg - F, O - F e) Mg-F, Be - F, N - F, O - F

Based on the data in the map where would you expect vegitation on earth to be more dense

What is the amount of heat needed to raise the temperature of 1kg of that substance by 1 degree Celsius? A. Internal combustion B. Thermal pollution

If HNO2 has a molarity of 0.00052, what will it's pH be

According to the law of reflection if the angle in incidence us 45 degrees what is the angle of reflection

Write a net ionic equation for the reaction that occurs when barium sulfite (s) and excess hydrochloric acid (aq) are combined. Note: Sulfites follow the same solubility trends as sulfates.

A hydrate is a compound with water molecules incorporated into its crystal structure. In an experiment to find the percentage of water in the compound, the following data was recorded.

What do you get when you mix dog breeds such as a bulldog and a shih tzu?

How does temperature change with depth in the Earth's crust?

Which is the best metal to use in an alloy to increase its electrical conductivity? Aluminum (Al) Silver (Ag) Zinc (Zn) Antimony (sb)