BKrye291 BKrye291

01-02-2018
Chemistry

contestada

How are atoms of hydrogen different from atoms of helium dalton?

Respuesta :

06-02-2018

Atoms of hydrogen have only one proton in its nucleus and only one electron. Atoms of helium have two protons in its nucleus and two electrons.

Answer Link

Otras preguntas

Molarity problems I need help with and fast

What effect did reports about the adventures of Livingstone and Stanley have on Europeans? A. Europeans became frightened of Africa. B. Europeans became

What would be an immediate effect of the construction of roads and parking lots on the transfer of energy from producers to consumers in an ecosystem? A. a de

What type of rocks are formed from eroded land? metamorphic igneous granite igneous basalt sedimentary

Which of the following is an example of a biological resource? a. ecotourism b. fossil fuels c. oysters d. sand

Put in order the steps for preparing a speech. Select specific details. Outline the entire speech. Decide on the central idea, and state it in one sentence. Cho

What is it about Weedon Scott that makes White Fang begin to trust him? A. Weedon defends White Fang against Matt. B. Weedon does not threaten White Fang wit

what is the amount of sediment a river carries

friendship is a gift. is this a theme or main idea

76 less than the quotient of an unknown number and 5 is 116.