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
Aleonysh [2.5K]
3 years ago
12

I need help with #4... Chemistry is my worst subject.

Chemistry
1 answer:
pishuonlain [190]3 years ago
8 0
Hope this helps!! And maybe makes you smile!! I struggle with chemistry as well (and I’m in AP chem ;) )

You might be interested in
A titration of 0.1 M NaOH into 1.2 L of HCl was stopped once the pH reached 7 (at 25C). If 0.4 L of NaOH needed to be added to a
MArishka [77]

Answer:

0.033 M

Explanation:

Let's consider the neutralization reaction between NaOH and HCl.

NaOH + HCl → NaCl + H₂O

0.4 L of 0.1 M NaOH were used. The reacting moles of NaOH are:

0.4 L × 0.1 mol/L = 0.04 mol

The molar ratio of NaOH to HCl is 1:1. The reacting moles of HCl are 0.04 moles.

0.04 moles of HCl are in 1.2 L. The molarity of HCl is:

M = 0.04 mol / 1.2 L = 0.033 M

4 0
3 years ago
Analyze: What pattern do you see? Make a rule: Based on your data, how are elements arranged into chemical families?
julia-pushkina [17]

Answer: in order of increasing atomic number.

Explanation: Elements in the same group have similar chemical properties. This is because they have the same number of outer electrons and the same valency.

7 0
2 years ago
Read 2 more answers
How is a gamete different from other types of cells in a person's body?
vagabundo [1.1K]
The human gametes differ from all the other cells in the body because the somatic cells have a complete set of chromosomes
6 0
3 years ago
PLEASE HELP
eduard

Answer:

The correct answer is A) circulatory

Explanation:

The circulatory system collects metabolic wastes from the blood, which will be eliminated by the kidneys through urine.

The kidneys are responsible for the elimination of waste, acids and excess fluid from the body, maintaining the balance of water, salts and minerals. Blood flows into the kidney through the renal artery.

4 0
3 years ago
Does the tempurture of the vinegar affect the volcano flow
aleksandr82 [10.1K]
The temperature of vinegar does increase the rate of reaction according to the collision theory.

Hope this answers your question!


6 0
2 years ago
Other questions:
  • How is a polar covalent bond different from a non polar covalent bond?
    5·1 answer
  • Do bromide ions accept or donate an electron in redox reactions? how do you know?​
    10·1 answer
  • Will baby oil and water form a solution
    9·2 answers
  • A gas cylinder contains exactly 15 moles of oxygen gas (O2). How many molecules of oxygen are in the cylinder? 4.01 × 1022 molec
    15·2 answers
  • Best light to make a rainbow
    12·1 answer
  • The reaction CO2(g) → C(s) + O2(g) is a decomposition reaction.<br><br> True<br> False
    7·2 answers
  • What can affect the reaction RATE but not the rate constant?
    14·1 answer
  • Plz answer will give BRAINLIEST! Promise! Question is in picture! Due in 5 minutes!!
    8·1 answer
  • Fill the 2 letter bellow<br><br>h_gs and k_sses<br>​
    9·1 answer
  • What sort of fossils would be expected to be found in Antarctica from more recent times, after it had moved much closer to the S
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!