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
Umnica [9.8K]
3 years ago
13

____ is an important nutrient for pregnant mothers.

Chemistry
1 answer:
Elanso [62]3 years ago
3 0

Its all of the above.

- I took the test and mine is correct.

You might be interested in
To calculate the number of atoms present in 2.0 mol of an element you would:
Andrews [41]
<span>In order to figure out the number of atoms that are present in 2.0 mol of an element, you would multiply Avogadro's number of atoms per mole by 2.0 mole. Avogadro’s is the number of units in one mole of a substance equal to 6.022140857 × 1023.</span>
4 0
4 years ago
A plant uses the energy from sunlight to create oxygen and glucose from carbon dioxide and water. Which statement is true about
Roman55 [17]

Answer:d

Explanation:so it can grow

7 0
3 years ago
What is the average atomic mass of beanium​
Amiraneli [1.4K]

Beanium or signically Bn

\\ \sf\ast\Rrightarrow Atomic\:Mass=137.327u

  • Lets simplify with significant figures

\\ \sf\ast\Rrightarrow 137.33u

\\ \sf\ast\Rrightarrow 137.3u

\\ \sf\ast\Rrightarrow 137u

3 0
3 years ago
How many moles of KClO3 are needed to produce 480 grams of O2?
gayaneshka [121]

Answer:

2:3

You'd need 33.3 moles of potassium chlorate, KClO3 , to produce that much oxygen. Notice that you have a 2:3. mole ratio between potassium chlorate and oxygen gas, which means that, regardless of how many moles of the former react, you'll always produce 3/2 times more moles of the latter.

Explanation:

5 0
3 years ago
True or False questions
Vesnalui [34]

Answer:

I did not understand the question

3 0
3 years ago
Other questions:
  • In what year did french chemist antoine lavoisier group the known elements into categories he called metals, nonmetals, gases, a
    12·1 answer
  • Please select the word from the list that best fits the definition Uses ultrasound waves that reflect off of boundaries
    5·1 answer
  • Carbon reacts with oxygen to produce carbon dioxide (CO2 (g), mc011-1.jpgHf = –393.5 kJ/mol) according to the equation below. mc
    8·2 answers
  • Why do objects appear to move across the sky
    6·1 answer
  • explain why the offsrping with Gg genes for pod color look the same as a pea plant with GG genes for pod color
    11·1 answer
  • How many atoms are in caco4
    12·1 answer
  • How do you convert 4.0 m to cm ?
    7·2 answers
  • Using the word bank below label the wave.
    9·2 answers
  • A solution is prepared by dissolving 4.85 g of HCl into enough water to make 2.50 L of a solution
    6·1 answer
  • What is bonding all about in chemistry?
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!