Questions by Mathilda

Questions by Mathilda

An experiment produces evidence that the evaporation of 4.00 g of liquid butane C4H10 (l) requires a gain in enthalpy of 1.67 kJ. Find the molar enthalpy of vaporization in kJ/mol for butane from this

asked Dec 24, 2020

1 answer

2 votes

92.0k views

If the half-life of C-14 is 5730 years, how much C-14 would be left from a 5000 year-old sample that started as 150 grams? N = No(1/2)t/T

asked Oct 16, 2020

1 answer

0 votes

132k views

I know it’s not a ser choice a but im still not sure

asked Jul 9, 2020

1 answer

2 votes

94.1k views

A French class has a total of 42 students. The number of males is 8 more than the number of females. How many males and how many females are in the class?

asked May 18, 2020

1 answer

2 votes

149k views

What does the entry "abstract, noun 340" mean?Abstract nouns is one of 340 topics in the book. Discussion of abstract nouns will take place at 3:40 p.m. There are 340 abstract nouns in this book. Information

asked Aug 26, 2019

2 answers

3 votes

118k views

MATH HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!11

asked Aug 6, 2019

1 answer

5 votes

176k views

Triangle RST was dilated by a scale factor of 1/2. The image, triangle R'S'T', is an isosceles triangle, with each leg measuring 8 units. What is the length of a leg of the pre-image, triangle RST?

asked Apr 12, 2019

2 answers

4 votes

183k views

Page:

Search QAmmunity.org