Chemistry, 25.08.2019 05:50 diametriagay

What gives the gem amethyst its purplish color?
a. quartz
b. iron
c. oxygen
d. titanium

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 03:30

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

Answers: 1

Answer

Chemistry, 22.06.2019 23:30

Rank the following four acids in order of increasing bronsted acidity : h2f+ , ch3oh, (ch3)2oh+ , ch3sh2+

Answers: 3

Answer

Chemistry, 23.06.2019 05:00

1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt

Answers: 1

Answer

Chemistry, 23.06.2019 05:30

Find the midpoint of a segment with endpoints of 4-3i and -2+7i

Answers: 2

Answer

You know the right answer?

What gives the gem amethyst its purplish color?
a. quartz
b. iron
c. oxygen
...

Questions

Business, 09.12.2021 03:50

If a utility is perceived (rightly or wrongly) of being more risky (less likely to pay back debts/make dividend payments on time), what does this impa...

Medicine, 09.12.2021 03:50

Coal forms from compressed tropical plant tropical Forrest and swamps. Coal is found on Antarctica today. Explain how these observation support the th...

Mathematics, 09.12.2021 03:50

PLEASE HELP ME I BEG IMMA FAI Identify the surface area of a sphere with a radius of 18 inches to the nearest tenth. Use 3.14 for π. 4,069.4 i...

World Languages, 09.12.2021 03:50

/t/ as in the English word [tɹi] is a/an...

Mathematics, 09.12.2021 03:50

Which of the following solution sets represent the inequality 3-1/2x>10?...

Mathematics, 09.12.2021 03:50

What does this mean What is the solution set for 6x−9=15, given the replacement set {0, 1, 2, 3, 4}?...

Physics, 09.12.2021 03:50

A contact lens is made of plastic with an index of refraction of 1.38. The lens has an outer radius of curvature of 2.08 cm and an inner radius of cur...

Biology, 09.12.2021 03:50

Giardia intestinalis (Giardia lamblia) is a protist that causes giardiasis. Its mitochondria do not have electron transport proteins and citric acid c...

Law, 09.12.2021 03:50

Almost half of the US states have enacted so-called Right to Work laws. Explain what these laws are. Use your text and web sources to get a clear unde...

Chemistry, 09.12.2021 03:50

By what property did mendeleev arrange the elements...

Business, 09.12.2021 03:50

explain why saving money with a state minimum auto liability insurance policy generally isn‘t the best idea....

Business, 09.12.2021 03:50

Annual demand for a product is 730 units. It takes exactly 50 days to receive this product after ordering. Find reorder point for this product....

Physics, 09.12.2021 03:50

If the spring constant is 8.5 N/m, and the mass is 0.45 kg, find the oscillation amplitude, in meters....

English, 09.12.2021 03:50

Why is it important to include diverse voices in foundational documents, laws and national discussions?...

English, 09.12.2021 03:50

Read the passage and determine the organizational pattern of the paragraph. The baseball team needed to raise money for team T-shirts. First, they h...

Business, 09.12.2021 03:50

Consider a property with NOI of $72,000 and a debt coverage ratio of 1.2 applied to first year NOI. What would be the estimated monthly mortgage payme...

Computers and Technology, 09.12.2021 03:50

4.3 Alice and Bob decide to use the following modulation scheme to map the bits to the inter-packet delay. A delay of 0.25 is used to encode a bit 0 a...

Computers and Technology, 09.12.2021 03:50

Write a C function first_last that consumes a string argument and returns a new string that only contains two characters: the first, and the last of t...

Spanish, 09.12.2021 03:50

I need help on this anyone please ...

Biology, 09.12.2021 03:50

An animal breeder asks your advice about which of a number of traits could most effectively be selected for in his herd. Which would you most correctl...

More questions: Chemistry Another questions

What gives the gem amethyst its purplish color? a. quartz b. iron c. oxygen d. titanium

Answers

Another question on Chemistry

What gives the gem amethyst its purplish color?
a. quartz
b. iron
c. oxygen
d. titanium