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
beks73 [17]
2 years ago
13

Need help with these two, solve only the ones you can though :D

Chemistry
1 answer:
ad-work [718]2 years ago
7 0

Answer: 27 is A and 28 is C.

Explanation: I’ll explain 28 but not 27 because that’s just definitions.

In CuSO4 there is a Cu, an S, and 4 O molecules. Add them up you get 6.

You might be interested in
Vegetarian diets can provide high levels of antioxidants and a lipid profile that can help prevent coronary disease. However, th
Arada [10]

Answer:

The correct option is: "Vitamin B12 (cobalamin) is not found in the vegan diet and is very low in the lacto-vegetarian diet"

Explanation:

Homocysteine is a VERY IMPORTANT type of amino acid, a chemical that the body uses to make proteins. Normally, vitamin B12, vitamin B6, and folic acid break down homocysteine and transform it into other substances that the body needs. There should be very little homocysteine left in the bloodstream. If you have high homocysteine levels in your blood, that could be a sign of a vitamin deficiency of the vitamins listed above, a heart condition, or a rare inherited disorder.

8 0
3 years ago
Read 2 more answers
What is the same for all of the drilling sites we examined?
yarga [219]

Answer:

the same is what is this question like what did u exame

4 0
3 years ago
Read 2 more answers
The atomic number is equal to
Yuri [45]
1. “what forms of energy conversions occur during the process of photosynthesis? (How does energy transform?) 2. What is missing from the food web but is essential to maintain equilibrium? A. Soil B.water C. Decomposers D. Oxygen
3 0
3 years ago
Convert the following measurements using dimensional analysis. Set up problem using factors. Cross out the units that cancel. YO
uranmaximum [27]

Answer:

1) 0.423 m

2) 3.107 mi

3) 68.18 kg

4) 0.0083 mem

5) 0.528 gal

6) 4300 mL

7) 32.4 mem

8) 523.013 km

9) 70.866 in

10) 2.3 yek

Note: I can’t type the about equal to sign or the sign that shows a repeating decimal, so check the image for that and my work.

Explanation:

4 0
3 years ago
A reddish layer of rust can form on old iron nails and bikes. In this chemical reaction, iron reacts slowly with oxygen in the a
Molodets [167]

Answer:

Iron slowly reacts with oxygen and forms rust. In this case, the reactants are iron and oxygen. The product is rust, or iron oxide. The chemical equation looks like this:

Explanation:

iron + oxygen → iron oxide

5 0
3 years ago
Read 2 more answers
Other questions:
  • Which of the following elements is most likely to form a +1 charge?<br><br>Cl<br>Mg<br>Na<br>Li
    8·2 answers
  • All samples of an element are composed of atoms with the same
    6·2 answers
  • Hydrochloric acid reacts with calcium to form hydrogen and calcium chloride. If 100 grams of hydrochloric acid reacts with 100 g
    10·2 answers
  • Classify correct or incorrect.
    14·2 answers
  • A teen is making iced coffee and would like it sweeter but is unable to get the sugar to dissolve. What method could dissolve mo
    15·1 answer
  • How is human activity affected by sinkholes
    13·1 answer
  • Temperature<br> What is the boiling point of hydrogen at atmospheric pressure (1.0 x 105 Pa)?
    12·1 answer
  • What does acetic anhydride form when it reacts with water?​
    8·2 answers
  • Which subshell holds the valence electrons of barium?.
    14·1 answer
  • The _______ atom in a water molecule points toward the sodium ion because its partial _______ charge is attracted to the sodium
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!