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
Aleks04 [339]
3 years ago
10

Glass

Chemistry
1 answer:
avanturin [10]3 years ago
7 0

Answer:

cookies is physical

gas is physical

evaporation is chemical

Explanation:

You might be interested in
Explain how low atomspheric oxygen levels affected alligators growth in terms of celluar respiration
Paraphin [41]

Answer:

Answer: Hyperoxic alligators show significantly lower breathing rates than their siblings in normoxic and hypoxic groups. Conversely, each breath supports greater oxygen consumption in hyperoxic animals than in other groups. Statistical significance between groups was calculated by ANOVA with post hoc Tukey-Kramer

3 0
3 years ago
Consider the following equation. 2H2(g) + O2(g) 2H2O(g); ΔH is negative. Which statement is true? The reaction is endothermic fr
Svetradugi [14.3K]

Answer is: Increased pressure would increase the rate of forming water vapor.

According to Le Chatelier's Principle, the position of equilibrium moves to counteract the change, the position of equilibrium will move so that the concentration of products (water waper) of chemical reaction increase, if:

1) decrease temperature, because this is exothermic reaction (ΔH is negative).

2) increase concentration of reactants (oxygen and hydrogen).

3) increase pressure of the system, so reaction moves to direction where is less molecules.

3 0
3 years ago
Read 2 more answers
What is coke in chemistry?<br><br>​
Igoryamba
Cole coke coke coke coke coke coke coke
6 0
3 years ago
Read 2 more answers
What is the charge of an electron<br> A. -1<br> B. 0<br> C. +1<br> D. +2
Gelneren [198K]

Answer:

A

Explanation:

I believe it is negative 1.

6 0
3 years ago
Is soil a pure or impure substance?​
irinina [24]
Impure substance, because pure would be dirt from the earth
5 0
3 years ago
Read 2 more answers
Other questions:
  • Which element has the highest electronegativity?
    7·2 answers
  • Complete the equation Fe + HOH = ?
    13·2 answers
  • If an atom gains or loses an electron it tends to become what?
    13·2 answers
  • The flavor and odor of fruits comes primarily from the esters they contain. For example, a major component in the flavor of oran
    9·1 answer
  • 13 protons , 14 neutrons, and 10 electrons what is the overall charge
    12·2 answers
  • Fill in the blanks with the words given below-
    14·1 answer
  • What is the molarity of a solution prepared by adding enough water to 2 g of acetone to make a total volume of 1.60 l?
    6·1 answer
  • Why is copper a good electrcity conducter
    10·2 answers
  • If 747 joules of energy is added to a sample of aluminum (specific heat capacity = 0.899 J/g*C) and the temperature goes up from
    8·1 answer
  • A student wants to develop a model of an organism's cell that lacks chloroplasts. Which statement BEST explains how the lack of
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!