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
ratelena [41]
3 years ago
5

Please help me with these questions, im not understanding :(

Chemistry
1 answer:
azamat3 years ago
8 0

Answer:

this is all the answers i hope you have a good day

Explanation:

may i please have a branlliests

Download pdf
You might be interested in
Can anyone answer this? (I thank)
Mamont248 [21]
CO2 will be the first to boil because it will be the first to warm up because it is the closest temperature to 0
4 0
3 years ago
Which element in period 3 has three times the electronegativity value compared to that of li in period 2
victus00 [196]

Answer:

Nitrogen

Explanation:

Elements in period two includes lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine and neon.

According to periodic trends, the electro negativity values are expected to increase across the period up to fluorine. Hence, as we go right wards, we encounter elements with higher electronegative values.

While lithium has an electronegative value of 1 , the electronegative value of element nitrogen is thrrr times this which is equal to three

7 0
3 years ago
Read 2 more answers
Question 2: Which of the following is NOT true about streams?
mafiozo [28]

Answer:

q 3 c q 2 d

Explanation:

8 0
3 years ago
Determine the total net force and the direction of movement for the situation.
k0ka [10]

Answer:

well it can be 11 or 16n

Explanation:

6 0
3 years ago
When coal or oil are burned, some part of it is completely combusted, forming co2; another part is partially combusted, forming
Arturiano [62]
These are main components of Industrial Smog. Smog is air pollutant. Main sources of Smog are 1) Coal, 2) Transportation Emission, 3) Natural Causes. Those areas are mainly effected which are located in Industrial Zones and those which has high traffic density. Cities like Delhi, Beijing, London, Maxico City, Log Angeles, Tehran e.t.c are reported to be highly effected by smog. Among these polutants, CO₂ is the main source of Global Warming, CO has adverse effects on human health as it has 200 times more potency to bind with Hemoglobin compared to Oxygen, SO₂ when present in air reacts with water producing acid rain e.t.c.
6 0
3 years ago
Other questions:
  • Which of the following lists contains only elements?
    14·1 answer
  • I need help on 5,6,7. I would give you guys a thank you. This is going to be due very soon.
    8·1 answer
  • A(n) (blank) material let's light pass through freely
    9·2 answers
  • ____ is stored in a fossil fuel, and released in the form of kinetic energy when<br> burned. Apex
    14·1 answer
  • What is the best Explanation for why a cell might shrivel
    10·1 answer
  • On a plateau on a heating curve, _____.
    12·1 answer
  • Find the amount in kJ of heat exchanged by the combustion of 61.9 g of ethane (C2H6(8) given that the molar enthalpy of combusti
    8·1 answer
  • Write the formula for diphosphorous pentoxide
    12·1 answer
  • An unknown metal displaces Ali from solution but does not displace sodium using the activity series determine the unknown metal
    10·1 answer
  • Which scientist invented the first simple Microscope ?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!