ladejabrown7546 ladejabrown7546

21-12-2021
Chemistry

contestada

A calcium atom has 20 protons, 20 electrons, and 20 neutrons. When calcium forms a positive two ion it's new composition is

Respuesta :

lindseywg123 lindseywg123

21-12-2021

Answer:

40

Explanation:

I'm not sure

Answer Link

Otras preguntas

A fish tank has a base area of four 45cm2 and it is filled with water to a depth of 12 cm. If the height of the tank is 25 cm, how much more water will be neede

Why does Achilles enter the Greeks' battle with the Trojans? A. He wants to betray Odysseus. B. He wants to avenge Patroclus. C. He wants to help Hector. D. He

Which of the following is NOT true about China’s Sun Yat-sen? A.He was angered by the presence of the treaty ports and the feebleness of the Manchus. B.He rejec

Which sentence does not contain any errors in comma usage? A.The artist paints landscapes and animals and then she sells her artwork at the outdoor market. B.Ma

Hei! Ma puteti ajuta va rog cu tema la engleza? Nu prea ma pricep! Write a paragraph in your diary about something you regret.*What happened? *What should/shoul

which term is any number that can be shown as the quotient of two integers

You estimate that a jar contains 68 marbles. The actual number of marbles is 60. find the percent error.

A mountain range is located in the path of prevailing winds. Why does the leeward side of the range have a dry climate? A. As air moves from the windward side t

a light is traveling straight up out of the ocean, then moves out of the air. how do you expect the movement of the light wave to change?

A microwave oven is on sale for 20% off the original price of $79.50. find the sale price.