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
Anastasy [175]
3 years ago
13

What are the environmental pressures of the plant the cactus. Or what are the variations of the plant called the cactus

Chemistry
1 answer:
Sedbober [7]3 years ago
7 0

Answer:

The best-known threat comes from human pressures, driven by agriculture, residential, and commercial expansion into cactus habitats. But the worst offender, the scientists were surprised to find, is the illegal trade of cactus plants and seeds, affecting 47 percent of the threatened species. There are lots of different variations of cacti.

You might be interested in
During a qualitative analysis, a student is looking for the presence of carbonate ions CO3(2-) in various solid samples. which o
Mama L [17]

The correct answer is (B) Adding a dilute solution of HCl

<u>EXPLANATION</u>

The presence of carbonate ions can be tested by adding a dilute acid to the solution. The acid displaces Carbon (IV) oxide from the solution. Using HCl, and a carbonate of metal X.

XCO₃₍s₎ + 2HCl₍aq₎⇒ XCl₂₍aq₎+ H₂O₍l₎ + CO₂₍g₎

The gas produced is tested using calcium hydroxide to confirm whether it is carbon (IV) oxide.

4 0
3 years ago
Write the balanced equation for the neutralization reaction between HCl and Ba(OH)2 in an aqueous solution. Phases are optional.
ad-work [718]

Explanation:

2HCl + Ba(OH)2 ------> BaCl2 + 2H2O

4 0
3 years ago
4. Calculate the final concentration if water is added to 1.5 L of a 12 M
konstantin123 [22]

Answer:

6M

Explanation:

(Molarity x Volume)concentrated soln = (Molarity x Volume)diluted doln

Molarity dilute soln = [(M x V)conc/V (dilute)] = 1.5L x 12M / 3.0L = 6M final dilute soln

6 0
4 years ago
_ is the process in which an element spontaneously transforms into another isotope of the same element, or into a different elem
MariettaO [177]

Answer:

Nuclear transmutation

Explanation:

The process in which an element spontaneously transforms into another isotope of the same element, or into a different element is called nuclear transumutation. It occurs when the number of protons or neutrons in the nucleus of an atom is changed.

8 0
3 years ago
A sample of a radioactive isotope initially contains 20 x 10^10 atoms. After 16 days, 5 x 10^10 atoms remain. what is the half-l
nekit [7.7K]
I think the answer is A but I could be wrong
7 0
4 years ago
Other questions:
  • Which of these is a typical property of a substance that is composed of atoms that are held together by covalent bonds?
    11·1 answer
  • #1: Which of the following is likely to be a polar compound?
    8·1 answer
  • Increasing temperature can
    8·2 answers
  • If a projectile flies 387 meters north in 8.5 seconds, what is its velocity?
    8·1 answer
  • What happens to metallic character as you go from left to right on the periodic table?
    13·1 answer
  • 35) At the county fair, Carrie and Sam climbed up on the carousel horses. Around and around they went; the horses also bobbed up
    14·2 answers
  • An exothermic reaction causes the surroundings to A. warm up. B. become acidic. C. expand. D. decrease its temperature. E. relea
    13·1 answer
  • Which organic compound builds, maintains, and replaces tissue in your body? A. protein B. carbohydrates C. lipids
    13·1 answer
  • Why does liquid exerts pressure​
    11·1 answer
  • Which resource is renewable?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!