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
vivado [14]
3 years ago
9

Humans are most abundant during which geological era?

Chemistry
1 answer:
emmainna [20.7K]3 years ago
8 0

Answer:

Cenoizic

Precamborian

You might be interested in
Why is a changing ocean temperature of only one or 2 degrees so concerning? Please help!!!! Need this before tomorrow!!!!!!
lianna [129]
Because even a little can drastically change sea life as well as continents and other islands temperatures.
3 0
4 years ago
Read 2 more answers
In humans, the ability to roll your tongue is dominant while not being able to roll your tongue is recessive. The gene for tongu
VikaD [51]

Rr Rr . becaUse of science you so dunb arshole

come on how u  not know this

5 0
3 years ago
In the reaction A+B → C + D, what are the reactants?
kondaur [170]

Answer:

A and B

Explanation:

6 0
3 years ago
In the chemical formula 3H2O, the number "3" is a Question 27 options: subscript place holder coefficient
Maru [420]
<h3><u>Answer;</u></h3>

Coefficient

<h3><u>Explanation;</u></h3>
  • Coefficients are the numbers in front of the chemical formulas.
  • For example in 3H2O ,the three infront of the water molecule is called the coefficient.
  • These numbers give two very important pieces of information about a chemical equation. The coefficients give the number of molecules (or atoms) involved in the reaction.
  • Additionally, coefficient give the number of moles of each substance involved in the reaction.
6 0
3 years ago
4. Write the chemical equation for the reaction that occurs when baking soda (NaHCO3) is
aev [14]

Answer: HCl+NaHCO₃=NaCl+CO₂+H₂O

Explanation:

3 0
4 years ago
Other questions:
  • Hey help me please :)<br> What is a possible pH of acid rain?<br><br> 7.0<br> 6.9<br> 4.3<br> 10.5
    15·2 answers
  • iven the following chemical equations:I. C+ 2H_2 2​ → CH_4 4​ (0.22 moles of H_2 2​ )II. 6CO_2 2​ + 6H_2 2​ O → C_6 6​ H_{12} 12
    6·1 answer
  • Identify the precipitate or lack thereof for the following:CaCl2(aq) + K2CO3(aq) --&gt; CaCO3 + 2KClA) CaCO3B) KClC) No precipit
    6·1 answer
  • A barium atom attains a stable electron configuration when it bonds with
    14·1 answer
  • Please help. me with my chemistry
    5·1 answer
  • In the Sandwiches mode, select the "Cheese" option and observe the equation given for the preparation of a cheese sandwich. When
    12·1 answer
  • Which characteristic is not used to classify stars? size color distance from Earth age
    5·2 answers
  • Write a Lewis structure for each atom or ion. Draw the particle by placing atoms on the grid and connecting them with bonds. Inc
    6·1 answer
  • PLS HELP ME WITH MY ASSIGNMENT WILL MARK BRAINLIEST!
    9·2 answers
  • Ill give brainlist pls help me and don't guess I want full explanation please.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!