Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
a compund of copper and sulphur is 65.43% copper by mass. how many grams can be obtained from 249 g of this compund? how many grams of sulphur remained?
1 answer
gramsCu=249*.6543
gramsS=249*(1-.6543)
You can
ask a new question
or
answer this question
.
Related Questions
Copper(II) fluoride contains 37.42% F by mass. Use this % to calculate the mass of fluorine in grams contained 28.5 g of copper
Why is copper considered to be a very valuable natural resource?
Copper can be melted down to use in steel production Copper
Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the equation. A scientist adds 12.7 grams of Cu to 3.2
2Cu+S→Cu2S
Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the equation. A scientist adds 12.7 grams of
A nickel has a mass of 5.000 grams and is composed of 25% nickel and 75% copper. What is the mass of copper in the nickel? How
Copper (II) fluoride contains 37.42%by mass. Calculate the mass of fluorine(in grams)contained in 55.5 g of Copper(II) Fluoride.
science text unit idfk anymore😊
Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the equation. A
2Cu+S→Cu2S
Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the equation. A scientist adds 12.7 grams of
2Cu+S→Cu2S Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the equation. A scientist adds 12.7 grams of
British sterling silver is a copper-silver alloy that is 7.5% copper by weight. How many grams of pure copper and how many grams
