why do atoms of the same element always have the same number of protons but sometimes have different mass number? What do you call these atoms?
Solved
Show answers
More tips
- F Food and Cooking How to Cook Spaghetti Right – Secrets and Tips...
- P Philosophy Personal attitude towards Confession: how to prepare and undergo the procedure correctly?...
- H Health and Medicine Flu: How to Recognize It by the First Symptoms?...
- F Food and Cooking How to Sober Up Quickly? Important Facts and Tips...
- H Health and Medicine How to Properly Take a Blood Sugar Test?...
- H Health and Medicine Simple and Effective: How to Get Rid of Cracked Heels...
- O Other How to Choose the Best Answer to Your Question on The Grand Question ?...
- L Leisure and Entertainment History of International Women s Day: When Did the Celebration of March 8th Begin?...
- S Style and Beauty Intimate Haircut: The Reasons, Popularity, and Risks...
- A Art and Culture When Will Eurovision 2011 Take Place?...
Answers on questions: Biology
- B Biology The parasympathetic nervous system arises from the area(s) of the spinal cord...
- B Biology Plants need sunlight and so do people with melanin...
- B Biology If a cell contains 60 chromatids at the start of mitosis, how many chromosomes will be found in each daughter cell at the completion of the cell cycle? 120 60 45 30...
- B Biology Identify cell structures used for direct contact in animal cells...
- B Biology Hypothesize some evolutionary advantages of being endothermic. what are some of the costs?...
- B Biology Geese live in the north and south hemisphere. There is a population that lives in South America and population that lives in North America, even though they are the...
- B Biology I need help plssss :)...
- B Biology 29. Why does competition arise in ecosystems?...
- B Biology I wrote a song everynight, everyday your on my mind even if you aren t mine i keep thinking what it would be like if you were but now that i have you i regret everything...
- B Biology 25 percent white and 75 percent purple 50 percent white and 50 percent purple 100 percent purple 100 percent white...
Ответ:
However, some helium atoms have more or less than two neutrons. Atoms with the same number of protons but different numbers of neutrons are called isotopes. Because the number of neutrons can vary for a given element, the mass numbers of different atoms of an element may also vary.
Ответ:
A high concentration can displace oxygen in the air. If less oxygen is available to breathe, symptoms such as rapid breathing, rapid heart rate, clumsiness, emotional upsets and fatigue can result.
Explanation: