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
Elina [12.6K]
3 years ago
12

Why do you think there was a rush to mass-produce penicillin around the time of World War II?

Chemistry
2 answers:
Masja [62]3 years ago
6 0

Answer:

In 1940, Florey carried out vital experiments, showing that penicillin could protect mice against infection from deadly Streptococci.

Vladimir79 [104]3 years ago
5 0

Answer:

penicillin could protect mice against infection from deadly Streptococci.

Explanation:

You might be interested in
Explain why copper is used for the<br> roofs of some buildings and magnesium is not.
Scrat [10]

Answer:

Because of the less reactivity of copper.

Explanation:

As well as being resistant to the elements and thereby less likely to be affected by rainfall, hail, and mildew than other types of roofing, copper is also one of the most fireproof materials available. Copper is also highly resistant to thermal changes and thereby doesn't deteriorate quickly.

Magnesium would also corrode PDQ. Magnesium sheeting would also pose an unacceptably high fire hazard.

3 0
2 years ago
Write down the compounds that does not have an alpha hydrogen.
Yuliya22 [10]

Answer:

This question appears incomplete

Explanation:

However, an alpha hydrogen is the hydrogen that is found on the alpha, α-carbon in an organic molecule. Alpha carbon is referred to the first carbon that is attached to a functional group. Generally, compounds that do not have alpha carbon do not have alpha hydrogen. For example, first member of all functional groups do not usually have alpha carbon and hence do not have alpha hydrogen.

Also, Alkanes, alkenes and alkynes do not have also

6 0
3 years ago
The amplitude of a wave tells you how fast the wave is moving. True False
pshichka [43]
The answer is False. the amplitude shows how high or low something is
6 0
3 years ago
What determines the strength of the attraction between molecules?
alexandr402 [8]
To determine strength of attractive forces between the molecules the size of the molecules, their polarity (dipole moment), and their shape. ... If two molecules have about the same size and similar shape, the dipole-dipole intermolecular attractive force increases with increasing polarity.
5 0
3 years ago
Read 2 more answers
4.564000 x 10^-4 express how many significant figures
Vaselesa [24]

Answer: 7

Explanation:

Before a number but after a decimal. The zeros at the end would usually mean that it doesn't count but since the numbers are before the zeros and after a decimal it's 7 sig figs

5 0
3 years ago
Other questions:
  • Adding _______ causes the particles in a solid, liquid, or gas to move farther apart and faster.
    11·1 answer
  • When a star dies which of these celestial objects is it most likely to help create ?
    12·2 answers
  • How many moles of water will be generated during the combustion of 0.38 moles of methyl alcohol (CH3OH)? 2CH3OH + 3O2 2CO2 + 4H2
    14·1 answer
  • plants use carbohydrates to build things such as cellulose. How do plants acquire these building blocks to build Mass.
    11·1 answer
  • an element has an isotope with a mass of 203.973 amu and and abundance of 1.40%. another isotope has a mass of 205.9745 amu with
    10·1 answer
  • What is chemical and physical properties?<br> !
    7·2 answers
  • A sample of helium gas has a volume of 2.75 L at STP. How many grams of He are present?
    11·1 answer
  • (1) Complete the word equation for the complete combustion of methane in
    11·1 answer
  • Which observation provides evidence that some kinds of mediums can bend
    11·2 answers
  • The half-life of I-37 is 8.07 days. If 25 grams are left after 40.35 days, how many grams were in the original sample?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!