subject
Chemistry, 15.11.2019 03:31 loganharper992

Deep space 2 was a spacecraft powered by an engine that gave off xenon partides to change
velocity. it had a mass of 500 kg. which expression can be used to find the spacecraft's
acceleration if its engine created a net force of 0.10 n?
0.10 n
500 kg
b 500 kg-0.10 n
soo kg
0.10 n
d500 kg = 0.10 n

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 05:10
How many miles of water are produced if 5.43 mol pbo2 are consumed
Answers: 1
question
Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
question
Chemistry, 23.06.2019 03:00
You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?
Answers: 2
question
Chemistry, 23.06.2019 06:40
1.) which of the following is a molecule but not a compound? a.he b.f2 c.h2o d.ch4 2.) what is a physical combination of substances? a.a compound b.a molecule c.a mixture d.an element 3.) what is a chemical combination of substances? a.a compound b.an atom c.a mixture d.an element 4.) what is the relationship between the solute and solvent in a solution? a.they form a compound b.they form a mixture c.they form molecules d.they form chemical bonds 5.) the gases in air dissolve in water. what would be one way to reduce the amount of a gas dissolved in water? a.add more water b.reduce the air pressure c.increase the air pressure d.stir the water 6.) how would you determine the solubility of a substance? a.find how well it dissolved various substances. b.find the mass and the volume of the substance. c.find the temperature at which the substance evaporated. d.find how much i was able to dissolve in a solute. 7.) the periodic table organizes all of the kinds of a.molecules. b.compounds. c.atoms. d.ions. 8.)what distinguishes two substances combined to become a compound vs. two substances combined to become a mixture? a.whether they can be easily separated b.whether they chemically bond together c.whether they both are visible d.whether they are heterogeneous 9.) the principle components of air are: n2 78% o2 21% ar 0.95% co2 0.038% this is a solution of a.molecules and atoms. b.molecules. c.compounds and molecules. d.atoms.
Answers: 1
You know the right answer?
Deep space 2 was a spacecraft powered by an engine that gave off xenon partides to change
velo...
Questions
question
Biology, 28.07.2019 12:00
question
Mathematics, 28.07.2019 12:00
Questions on the website: 13722367