Answers by Stan Smulders

Answers by Stan Smulders

Some fuel cells are powered by hydrogen. Scientists are looking into the decomposition of water (H2O) to make hydrogen fuel with the help of the Sun’s energy. What challenge do scientists face with this

answered Feb 11, 2019

3 votes

93.4k views

Scientists have explored only a small portion of space what evidence is there that gravity exists outside of what they have explored

answered Dec 9, 2018

4 votes

15.8k views

It is estimated that substance abuse costs employers $60 billion a year in decreased productivity, absenteeism, and unintentional injuries. In the interest of health, safety, and economics, many companies

answered Jul 19, 2018

6 votes

224k views

The increasing economic, cultural, political, and social connections between people around the world is called __________. A. the world marketplace B. socialization C. connectivity D. globalization Please

answered Feb 18, 2018

0 votes

107k views

Which makes better packing material: a high density or a low density material why?

answered Feb 15, 2018

3 votes

221k views

(-6.7x 2 + 2.3x y + 5.2) - (-14.9x 2 - 3.5x y + 7.1)

answered Feb 6, 2018

1 vote

94.9k views

Is this equation linear or nonlinear y=4x(8-x)

answered Nov 23, 2017

6 votes

44.7k views

And the hot-tempered child of Dryas, king of the Edonians, was put in prison, closed up in the rocks by Dionysus, for his angry mocking of the god. What does this passage reveal about the beliefs of the

answered Oct 18, 2017

4 votes

112k views

A box is 20 centimeters long and 30 centimeters high. It's volume is 3,600 cubic centimeters. What is the width of the box?

answered Oct 16, 2017

1 vote

146k views

Renee can sew a 25-square-foot quilt in 16 hours. Genera can sew the same size quilt in 12 hours. How long would it take them to sew the quilt working together?

answered Oct 16, 2017

5 votes

49.8k views

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