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
Svetach [21]
3 years ago
6

Reactions which give out energy are endothermic

Chemistry
1 answer:
zvonat [6]3 years ago
7 0
Only if it's heat energy

But yes, indeed :)
You might be interested in
What are thermal plasmas?
vitfil [10]
<span>plasmas that reach a temperature equal to their surroundings




----------------------=0uyjgyhjngytfgbhtfgbdc b gdf gb </span>
6 0
3 years ago
Read 2 more answers
What historical event of commercial interest triggered investigation in the science of steam?
Cerrena [4.2K]

Answer: Photosynthesis

Explanation:

5 0
3 years ago
In the 19th century, Dmitri Mendeleev predicted the existent of a then unknown element, X, with a mass of 68. He also predicted
svet-max [94.6K]
1.) One valence electron
2.) 3.
3.) Group 13, period 4
4.) 1s2, 2s2, 2p6, 3s2, 3p1

plz thank me, it keeps me motivated to answer more of your questions :)
4 0
3 years ago
Read 2 more answers
Is there a way of knowing the charges of transitional elements other than to memorize them?
romanna [79]

Explanation:

To determine the charge on a given transition metal atom, you have to consider what element it is, the charges on the other atoms in the molecule, and the net charge on the molecule itself. The charges are always whole numbers, and the sum of all the atomic charges equals the charge on the molecule

3 0
2 years ago
If 16 mol of oxygen were reacted with excess hydrogen gas, how many moles of water would be produced?
Lynna [10]

Answer:

32 mols of water

Explanation:

2H2 + O2 ==> 2H2O

What your givens are telling you and what the equation is saying is that

for every mol of O2, you get 2 mols of H2O

So you could do it with the proportion about.

1/16 = 2/x                 Cross multiply

x = 16 * 2

x = 32

3 0
3 years ago
Read 2 more answers
Other questions:
  • ​_____ is a portfolio analysis model developed by the Boston Consulting Group that assesses the potential of successful products
    5·1 answer
  • Which of the following statements is true? Temperature is the same as heat. Heat can travel through a vacuum. Heat has shorter w
    15·2 answers
  • In which of the following substances does sharing of electrons between two atoms occur?
    5·2 answers
  • Consider the same cycle with non-isentropic turbine and pump. (e) Plot the variation of net power output, rate of heat transfer
    13·1 answer
  • What is the mass of 1 mole of Pb?
    13·2 answers
  • How many joules of heat are absorbed to raise the temperature of 435 grams of water at 1 atm from 25°C to its boiling point, 100
    12·1 answer
  • What are the 4 properties of the atom?
    7·1 answer
  • An electric wire produces a magnetic field. <br><br><br> True or false? (GIVE PROOF)
    6·1 answer
  • Describe how you mathematically convert the measured mass of a
    11·1 answer
  • How many atoms are in 6.5 moles of zinc
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!