Questions by Constantin Hong

Questions by Constantin Hong

15) The element X has three naturally occurring isotopes. The isotopic massed (amu) and % abundances of the isotopes are given in the table below. the average atomic mass of the element is _____ amu.

asked Apr 1, 2021

1 answer

5 votes

224k views

his year Calvin makes $20 per hour cutting lawns, but spends $3 per hour on gas for the lawn mower. If Calvin cut grass for 4 hours today, how much money would he make?

asked Mar 23, 2021

2 answers

0 votes

6.2k views

List two different possibilities for the angle measures of an isosceles triangle.

asked Feb 13, 2021

1 answer

0 votes

74.3k views

A square pyramid and its net are shown below. What is the surface area of the pyramid?

asked Jan 27, 2021

2 answers

0 votes

216k views

What are the excluded values of x for x + 1/ x^2-1

asked Jan 19, 2021

1 answer

0 votes

14.0k views

Why did dad leave mom?

asked Jun 2, 2020

2 answers

5 votes

28.8k views

Franklin Roosevelt's Good Neighbor Policy called for A) renegotiating America's treaties with Spain B) closer American ties with countries in Europe C) increasing the American presence in Haiti D) less

asked Feb 24, 2020

2 answers

4 votes

147k views

Which equation is a proportion? 1/3= 1/4 3/4=6/9 5/8=20/32 7/9=21/28

asked Nov 14, 2019

2 answers

2 votes

224k views

10 times as many as _ hundreds is 60 hundreds or _ thousands

asked Nov 4, 2019

1 answer

0 votes

66.9k views

Represent the following expressions as a power of the number a (a≠0): (a^3*a/a^2)^-1

asked Apr 16, 2019

1 answer

3 votes

228k views

What kind of figurative language is used in this sentence? "The clouds cried drops of rain." A.hyperbole B. metaphor C. personification

asked Feb 16, 2019

1 answer

5 votes

167k views

Fisherman's cottage on the cliffs was painted by who

asked Aug 6, 2018

1 answer

1 vote

39.2k views

What does clarisse represent in fahrenheit 451?

asked May 22, 2018

1 answer

3 votes

16.0k views

Can someone please explain why 33 and 35 are these answers?

asked Mar 15, 2017

1 answer

1 vote

89.7k views

Determine if the following scale factor would create an enlargement, reduction, or isometric figure. 3.5 2/5 0.6 14.1 4/3 5/8 ----------------------------------------------------------------------------------------

asked Aug 3, 2016

1 answer

5 votes

145k views

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