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
Katarina [22]
3 years ago
7

PLEASE HELP! 80 points!!

Chemistry
1 answer:
ludmilkaskok [199]3 years ago
8 0

Answer:

the metal is gold I'd say

You might be interested in
Iodine-138 decays by beta decay. What element does it produce?
iVinArrow [24]

{xe}^{138}

Explanation:

the bottom number would be 54. This is because you add one to 53 to make it 54 and you add 0 to 138.

4 0
2 years ago
Read 2 more answers
At what temperature does uranium hexafluoride have a density of 0.9560 g/L at 0.5073 atm?
S_A_V [24]
Given:



Density = 0.7360 g/L.

Pressure = 0.5073 atm.
Step 2
The mathematical expression of an ideal gas is,

Chemistry homework question answer, step 2, image 1
Step 3
Here, R is the universal gas constant (0.0821 L-atm/mol K), T is the temperature in Kelvin, and n is the number of
8 0
4 years ago
Were are electrons located
lukranit [14]
Electrons are found in the cloud that's surrounded the nucleus of an atom 
8 0
3 years ago
Read 2 more answers
Why would scientists change their ideas? *<br> Need help
n200080 [17]

Answer:

If another scientist give better reasons;if they tested their hypothesis and it was wrong; if someone proved whatever the idea was to be wrong

Explanation:

I mean the list can go on at this point

6 0
3 years ago
Read 2 more answers
Explain the change in mass that occurs when the following substances are separately heated in open crucibles
aleksandrvk [35]

Answer:

your answer is (a) Copper Metal

Explanation:

7 0
3 years ago
Other questions:
  • Which activities describe the use of technology in science? Check all that apply.
    15·1 answer
  • Which of these molecules has the same number of shared electron pairs as unshared electron pairs? (a) hcl, (b) h2s, (c) pf3, (d)
    14·2 answers
  • The amount of heat required to produce a given change in temperature can be calculated using the following formula:
    13·1 answer
  • What is the mass of 6.00 cm^3 of mercury, density = 13.5939 g/cm^3?
    12·1 answer
  • Calculate the heat in calories for condensation of 17.0 g of steam at 100 C
    14·1 answer
  • The proton has a mass of?
    6·1 answer
  • What does the law of conservation of mass say?
    7·1 answer
  • Put the elements in order from easiest to hardest to remove an electron. Ba,Be,Ca,Sr.
    13·1 answer
  • 1. Calcium chloride is a salt that is added to roads and sidewalks
    8·1 answer
  • Is food digested in the stomach a chemical change
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!