Answers by Witek

Answers by Witek

Name three radioactive elements Name three uses of radiation Deuterium is an isotope of hydrogen. What is meant by isotope? Pair the following types of radioactive particle: Light particle, helium nucleus,

answered May 13, 2019

4 votes

158k views

The minimum age Of a presidential candidates must be:

answered Feb 10, 2019

5 votes

109k views

Is the number written in scientific notation? If not, explain. 44 x 10^8 Please help!!

answered Apr 21, 2018

4 votes

114k views

Calculate the number of moles of Zn(NO3)2 in 131.50 g of this substance. Note that the formula weight of Zn(NO3)2 is 189.40 amu.

answered Apr 2, 2018

3 votes

29.4k views

Glaciers have sculpted mountains and carved out valleys but no longer flow and shape the landscape today. a. True b. False

answered Mar 28, 2018

4 votes

204k views

After World War II, what country did France, England, the United States, and Russia divide among themselves?

answered Jan 22, 2018

3 votes

118k views

Rolando tiene más hambre que yo. va a comer . mi vestido favorito es más barato que el tuyo. voy a pagar . julia gana más dinero que lorna. es porque julia trabaja

answered Jan 12, 2018

4 votes

2.8k views

A 5 inch tall balloon shoot doubles in height every 3 days. if the equation y=ab^x, where is x is the number of doubling periods,represents the height of the bamboo shoot,what are the values of a and b?

answered Jan 11, 2018

1 vote

44.6k views

What is 5/24+7/24? I need help for 7th grade review!

answered Jun 6, 2017

5 votes

5.0k views

The ending of the story “The Lady, or the Tiger?” can best be described as— A. open-ended B. definitive C. ironic D. optimistic

answered Feb 27, 2017

0 votes

161k views

Of which domain are the prokaryotes members?

answered Nov 21, 2016

6 votes

61.9k views

The prime and composite numbers of 9, 15,19,26,33,37,45,47

answered Dec 6, 2015

1 vote

96.2k views

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