pgopar1DareArick0ie pgopar1DareArick0ie

02-06-2016
Chemistry

contestada

Lithium, the number-three element on the periodic table, has a mass that is twice that of hydrogen. true or false?

Respuesta :

taskmasters taskmasters

04-06-2016

The correct answer is false. Lithium has a mass that is not twice that of hydrogen or any other element rather it is approximately half the mass of a carbon atom. Lithium has a mass of 6.941 g / mol while carbon has a mass of 12.01 g / mol

Answer Link

Otras preguntas

In the 1600s, Virginia attracted many colonists because of...

is a hectare roughly equal to 2 tennis courts or to 2 soccer fields

Which of the following best describes why Africans could have sold other Africans into slavery? A. They thought of themselves in terms of tribal groups, such as

Why did some Southern states begin to talk of succession?

why do historians need archaeologists and anthropologists to study prehistory

What word should you avoid when correcting a child?

An intrathecal injection is directed into A. the capsule of a joint. B. the space underlying spinal cord membranes. C. a body cavity. D. the heart.

There are many freshwater and saltwater areas in the everglades. What is the simple subject?

If the ones digit of a number greater than 1 is 0, what factor or factors must that number have. A. 2 only B. 5 only C.2 and 5 D. Neither 2 or 5

Which approach best defines how writers of historical fiction try to appeal to readers? A.by providing an accurate, fact-based picture of history B.by alterin