Sand in water is a heterogeneous mixture. The sand does not dissolve in the water, and the two components can be visibly distinguished.
Ammonia (NH3) is a compound, not an element. It is a homogeneous mixture when dissolved in water, but a pure sample of ammonia gas is considered a compound.
First of all to correct your spelling. It is 'Concrete', not 'concrerte'. As concrete it is an heterogeneous mixture of cement, sand, gravel and water.
Sugar water is a homogeneous mixture. It consists of sugar (a compound) dissolved in water (a compound), forming a uniform solution where the sugar molecules are evenly distributed throughout the water.
Tap water is a homogeneous mixture, which means it has a uniform composition throughout. It is a mixture of water molecules along with dissolved minerals, gases, and other compounds, but these components are evenly distributed.
NO!!! Elements and compoounds exists as separate entities. Heterogeneous means a mixture of substances that are in different physical states. Compare to Homogeneous which means a mixture of substances that are in the SAME physical state. However, The element bromine(Br) is liquid at STP. The compound water(H2O) is also a liquid at STP. When mixed together to form bromin water, it is an homogeneous mixture.
Homogeneous mixture
Water is a compound. it is neither element nor mixture.
Homogeneous mixture
Water is a compound. it is neither element nor mixture.
Water is a compound. it is neither element nor mixture.
Homogeneous mixture
homogeneous mixture
Homogeneous mixture
Distilled water in a compound.
Water itself is an homogeneous mixture
Water and gasoline form a heterogeneous mixture
Salt water is a homogeneous solution, and a mixture.