1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
avanturin [10]
3 years ago
7

If an object has a mass of 20 kg, what is the force of gravity acting on it on earth? A. 196 N B. 32.67 N End of exam C. 1.96 kg

D. 2.04 kg
Chemistry
1 answer:
garri49 [273]3 years ago
7 0
Force = mass x gravity

Force = 20 kg x 9.8 m/s²

Force = 196 Newtons

Answer A

hope this helps!

You might be interested in
You would expect magnesium to be most similar in properties to
gladu [14]

Answer:

Calcium

Explanation:

"Calcium is a mineral that is necessary for life. In addition to building bones and keeping them healthy, calcium enables our blood to clot, our muscles to contract, and our heart to beat. About 99% of the calcium in our bodies is in our bones and teeth. "

3 0
3 years ago
How are the ion and isotope different from the atom?
puteri [66]
Ions have an extra or lost an electron. Isotopes have different numbers of neutrons.
7 0
3 years ago
how many mL of a 3.5 M sodium hydroxide will be needed to neutralize 15mL of a 4.3 M hydrochloric acid solution?
kobusy [5.1K]
Step 1 : write a valanced equation..
NaOH + HCl 》NaCl + H2O

Step 2 : find the number of mole of HCl..
1000 ml ..contains 4.3 mole
15ml... (4.3÷1000)×15 =...

Stem 3 : use mole ratio....
HCl : NaOH
1 : 1
So mole is same as calculated above...

Step 4 :
3.5 mole of NaOH is in 1000ml
(4.3÷1000)×15 mole is in ....


Do the calculation
6 0
3 years ago
Need Help!! <br><br> Explain the relationship between volume and temperature (Charles’ Law)
Igoryamba

Answer:

the volume of a give gas simple is directly propotional assolute temperature at constant pressure .the volume of a gavi. amount of gass is inversely propotional ot Its pressure when temperature is help constant

5 0
3 years ago
Which process is caused by an increase in thermal energy
Over [174]

Answer:

They're different - heat and thermal energy. ... The heat, in turn, speeds up the molecules within the pot and the water. If you place a thermometer in the water, as the water heats up, you can watch the temperature rise. Again, an increase in internal energy will result in an increase in temperature.

8 0
3 years ago
Other questions:
  • In which direction does heat energy move? (2 points)
    5·2 answers
  • What is one way to test whether an unknown solution is acidic or basic
    12·1 answer
  • PLS HELP!!!!! A 5 kg object is accelerating at 3 m/s² while being pulled. What is the magnitude of the force causing this accele
    11·1 answer
  • A rectangular aquarium is 47.2 cm wide, 89 cm long, and 65.38 cm tall. What is the volume of the aquarium? How many liters of wa
    9·1 answer
  • HELP ME OUT LAST TIME!!!
    14·1 answer
  • Use the drop-down menus to complete the statement and describe how energy relates to work.
    6·2 answers
  • Describe and explain one piece of evidence that a chemical reaction occurs when baking soda is added to vinegar
    14·1 answer
  • Help!!!!please i need to get this done before 3pm!today
    7·1 answer
  • PLEASE HELP
    5·1 answer
  • (b) Do compounds of hydrogen exhibit a relatively large or small kinetic isotope effect? Explain.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!