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
Alex_Xolod [135]
3 years ago
5

f a net force of 4 N caused a football to accelerate 8 m/s2 across a football field, what was the mass of the football?

Chemistry
1 answer:
bonufazy [111]3 years ago
7 0

Answer:

f=ma

m=f/a

m=4/8

m=0.5g

You might be interested in
Does an electric iron may have a lower wattage than a LED lightbulb
grin007 [14]

Answer:

Below:

Explanation:

An iron will use 800 to 2000 watts, with an average iron using 1100 watts when heated on high.

8 0
3 years ago
99 POINTS!!!!!! PLEASE HELP ASAP!!!!!
ohaa [14]
What you can do is organize them by color, what matter they are in room temperature, their molecular structure, or what kind of conductor in electricity and heat it is. I'm not sure what the format is supposed to look like but first just organize them all in different categories.
5 0
3 years ago
Read 2 more answers
Which of the following sets are isoelectronic (i.e., have the same number of electrons)? i. Br-, Kr, Sr2+ ii. C, N-, O2- iii. Mg
il63 [147K]

Answer:

ii. C,\ N^-,\ O^{2-}

Explanation:

Isoelectric species are the species which have same number of electrons.

From the given options:-

C,\ N^-,\ O^{2-} are the isoelectric species.

All the three species have same number of electrons which is equal to 6.

Carbon has 6 electrons.

N^- has 6 electrons.

O^{2-} has 6 electrons.

8 0
3 years ago
Given the reaction below, which is the oxidized substance?
tresset_1 [31]

Answer:

Mg ²⁺

Explanation:

Τhe metal loses electrons and in forming Mg²⁺ ,it loses 2 electrons and hence oxidized.

Mg(s) ⇒ Mg²⁺ + 2e⁻

3 0
3 years ago
Read 2 more answers
Explain why even though it may be sunny outside its not as warm during the summer ​
Lapatulllka [165]

For part of our orbit the northern half of Earth is tilted toward the Sun. This is summer in the northern hemisphere; there are longer periods of daylight, the Sun is higher in the sky, and the Sun's rays strike the surface more directly, giving us warmer temperatures.

5 0
3 years ago
Read 2 more answers
Other questions:
  • How many ml of 50 percent acid should be added to pure acid to make 70ml of 65 percent acid?
    11·2 answers
  • Based upon the valence electrons taken from the periodic table,the formula for rubidium (Rb) chlorine (CL) is:
    6·1 answer
  • The maximum allowable concentration of Pb2+ ions in drinking water is 0.05 ppm (i.e., 0.05 g of Pb2+ in 1 million grams of water
    13·1 answer
  • If motion starts and stops at the same place is this distance zero ?
    7·1 answer
  • Which of the following reactions is a double displacement reaction? A) HCI (9) - Hz (g) + Cl2 (9) B) HCI (aq) + NaOH (aq) - H2O
    10·1 answer
  • What does the statement “Mass is conserved during a chemical reaction” mean?
    9·1 answer
  • What is the molar mass of CH 4 ? (C = 12.01g / m * o * l, H = 1.008g / m * o * l)
    5·2 answers
  • If I have 2.5 moles of a gas at a pressure of 7.4 atm and volume of 8.2 liters. What is the temperature
    12·1 answer
  • How does an ecosystem benefit when leaves fall from a tree and decompose on the soil?
    11·2 answers
  • PLS HELP URGENT I WILL MAKE BRAINLY AND LIKE FIVE STARS
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!