# Is quartz a homogeneous or heterogeneous substance?

###### Question:

Is quartz a homogeneous or heterogeneous substance?

### What is the result of subtracting the second equation from the first? \begin{aligned} -3x+2y &= 7 \\\\ -3x-2y &= 4 \end{aligned} −3x+2y −3x−2y ​ =7 =4 ​

What is the result of subtracting the second equation from the first? \begin{aligned} -3x+2y &= 7 \\\\ -3x-2y &= 4 \end{aligned} −3x+2y −3x−2y ​ =7 =4 ​...

### George has 120 marbles. he gives 5/12 of them to Nadia and 1/3 to a friend at school. what fraction of his marbles did george give away? pls

george has 120 marbles. he gives 5/12 of them to Nadia and 1/3 to a friend at school. what fraction of his marbles did george give away? pls...

### Nutrients are substances in food that your body needs in order to grow, have energy, and stay healthy. O True O False

Nutrients are substances in food that your body needs in order to grow, have energy, and stay healthy. O True O False...

### Most home equipment is expensive?

Most home equipment is expensive?...

### Find x in the equation 2√x+20=15+3√x

Find x in the equation 2√x+20=15+3√x...

### The parallelogram shown below has a area of 140 units squared. Find the missing base. Please help! Image shown is the problem I have

The parallelogram shown below has a area of 140 units squared. Find the missing base. Please help! Image shown is the problem I have...

### When reading an informational text, how do you identify the author's thesis statement? (5 points) a The thesis statement is the first sentence of the introduction, in which the author introduces the topic for the first time. b The thesis statement is the sentence in the introduction that states the author's specific ideas about the topic. c The thesis statement is the sentence found at the beginning of a body paragraph, which is followed by supporting details. d The thesis statement is the s

When reading an informational text, how do you identify the author's thesis statement? (5 points) a The thesis statement is the first sentence of the introduction, in which the author introduces the topic for the first time. b The thesis statement is the sentence in the introduction that states th...

### What is the absolute value off -37

what is the absolute value off -37...

### Mass in grams of 2.50 mole of Na

mass in grams of 2.50 mole of Na...

### Their was a watch and learn assignment and I wasn’t paying attention and we had questions so if you guys have ever done this before please help me out. You can’t answer if you haven’t your teacher conduct this experiment or if you have answers from a friend or something

Their was a watch and learn assignment and I wasn’t paying attention and we had questions so if you guys have ever done this before please help me out. You can’t answer if you haven’t your teacher conduct this experiment or if you have answers from a friend or something...

### Are any changes in an environment that cause organisms to respond, At the begging what word should be there?

are any changes in an environment that cause organisms to respond, At the begging what word should be there?...

### Which theory states that the principle cause of forgetting is passage of time? A. motivated forgetting B. retrieval failure C. decay theory D. ineffective encoding

Which theory states that the principle cause of forgetting is passage of time? A. motivated forgetting B. retrieval failure C. decay theory D. ineffective encoding...

### 3. Phrase or Clause? Coffee is my favorite drink

3. Phrase or Clause? Coffee is my favorite drink...

### When will nepal become a development country. mention any ideas if you have?​

When will nepal become a development country. mention any ideas if you have?​...

### At a coffee shop, 70% of the customers buy a coffee drink, 30% buy food, and 20% buy both a coffee drink and food. Are buying food and buying a coffee drink independent events? How do you know?

At a coffee shop, 70% of the customers buy a coffee drink, 30% buy food, and 20% buy both a coffee drink and food. Are buying food and buying a coffee drink independent events? How do you know?...

### 5x5=25 i did the quiz and got it right

5x5=25 i did the quiz and got it right...

### What does the cross (jesus cross) mean to religious people?

what does the cross (jesus cross) mean to religious people?...