Hydrogen makes up about 1% of the earth’s crust. It is found free in very small amounts in the atmosphere and also makes up one ninth by mass of water and is an important constituent of all acids and alkalis.
search-in-place domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the init action or later. Please see Debugging in WordPress for more information. (This message was added in version 6.7.0.) in /usr/www/users/mywaecf/KEYPOINT/wp-includes/functions.php on line 6121Hydrogen makes up about 1% of the earth’s crust. It is found free in very small amounts in the atmosphere and also makes up one ninth by mass of water and is an important constituent of all acids and alkalis.